diff --git a/packages/e2e-tests/fixtures/admin/create-user-page.js b/packages/e2e-tests/fixtures/admin/create-user-page.js
index 135b38fb..ddf0f6e6 100644
--- a/packages/e2e-tests/fixtures/admin/create-user-page.js
+++ b/packages/e2e-tests/fixtures/admin/create-user-page.js
@@ -1,3 +1,5 @@
+const { expect } = require('@playwright/test');
+
 const { faker } = require('@faker-js/faker');
 const { AuthenticatedPage } = require('../authenticated-page');
 
@@ -11,11 +13,17 @@ export class AdminCreateUserPage extends AuthenticatedPage {
     super(page);
     this.fullNameInput = page.getByTestId('full-name-input');
     this.emailInput = page.getByTestId('email-input');
-    this.roleInput = page.getByTestId('role.id-autocomplete');
+    this.roleInput = page.getByTestId('roleId-autocomplete');
     this.createButton = page.getByTestId('create-button');
     this.pageTitle = page.getByTestId('create-user-title');
-    this.invitationEmailInfoAlert = page.getByTestId('invitation-email-info-alert');
-    this.acceptInvitationLink = page.getByTestId('invitation-email-info-alert').getByRole('link');
+    this.invitationEmailInfoAlert = page.getByTestId(
+      'invitation-email-info-alert'
+    );
+    this.acceptInvitationLink = page
+      .getByTestId('invitation-email-info-alert')
+      .getByRole('link');
+    this.createUserSuccessAlert = page.getByTestId('create-user-success-alert');
+    this.fieldError = page.locator('p[id$="-helper-text"]');
   }
 
   seed(seed) {
@@ -28,4 +36,8 @@ export class AdminCreateUserPage extends AuthenticatedPage {
       email: faker.internet.email().toLowerCase(),
     };
   }
+
+  async expectCreateUserSuccessAlertToBeVisible() {
+    await expect(this.createUserSuccessAlert).toBeVisible();
+  }
 }
diff --git a/packages/e2e-tests/tests/admin/manage-roles.spec.js b/packages/e2e-tests/tests/admin/manage-roles.spec.js
index 00299c5d..1e9a405f 100644
--- a/packages/e2e-tests/tests/admin/manage-roles.spec.js
+++ b/packages/e2e-tests/tests/admin/manage-roles.spec.js
@@ -35,9 +35,8 @@ test.describe('Role management page', () => {
       await adminCreateRolePage.closeSnackbar();
     });
 
-    let roleRow = await test.step(
-      'Make sure role data is correct',
-      async () => {
+    let roleRow =
+      await test.step('Make sure role data is correct', async () => {
         const roleRow = await adminRolesPage.getRoleRowByName(
           'Create Edit Test'
         );
@@ -48,8 +47,7 @@ test.describe('Role management page', () => {
         await expect(roleData.canEdit).toBe(true);
         await expect(roleData.canDelete).toBe(true);
         return roleRow;
-      }
-    );
+      });
 
     await test.step('Edit the role', async () => {
       await adminRolesPage.clickEditRole(roleRow);
@@ -67,9 +65,8 @@ test.describe('Role management page', () => {
       await adminEditRolePage.closeSnackbar();
     });
 
-    roleRow = await test.step(
-      'Make sure changes reflected on roles page',
-      async () => {
+    roleRow =
+      await test.step('Make sure changes reflected on roles page', async () => {
         await adminRolesPage.isMounted();
         const roleRow = await adminRolesPage.getRoleRowByName(
           'Create Update Test'
@@ -81,8 +78,7 @@ test.describe('Role management page', () => {
         await expect(roleData.canEdit).toBe(true);
         await expect(roleData.canDelete).toBe(true);
         return roleRow;
-      }
-    );
+      });
 
     await test.step('Delete the role', async () => {
       await adminRolesPage.clickDeleteRole(roleRow);
@@ -184,49 +180,39 @@ test.describe('Role management page', () => {
       await expect(snackbar.variant).toBe('success');
       await adminCreateRolePage.closeSnackbar();
     });
-    await test.step(
-      'Create a new user with the "Delete Role" role',
-      async () => {
-        await adminUsersPage.navigateTo();
-        await adminUsersPage.createUserButton.click();
-        await adminCreateUserPage.fullNameInput.fill('User Role Test');
-        await adminCreateUserPage.emailInput.fill(
-          'user-role-test@automatisch.io'
-        );
-        await adminCreateUserPage.roleInput.click();
-        await adminCreateUserPage.page
-          .getByRole('option', { name: 'Delete Role', exact: true })
-          .click();
-        await adminCreateUserPage.createButton.click();
-        await adminCreateUserPage.snackbar.waitFor({
-          state: 'attached',
-        });
-        await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
-          state: 'attached',
-        });
-        const snackbar = await adminUsersPage.getSnackbarData(
-          'snackbar-create-user-success'
-        );
-        await expect(snackbar.variant).toBe('success');
-        await adminUsersPage.closeSnackbar();
-      }
-    );
-    await test.step(
-      'Try to delete "Delete Role" role when new user has it',
-      async () => {
-        await adminRolesPage.navigateTo();
-        const row = await adminRolesPage.getRoleRowByName('Delete Role');
-        const modal = await adminRolesPage.clickDeleteRole(row);
-        await modal.deleteButton.click();
-        await adminRolesPage.snackbar.waitFor({
-          state: 'attached',
-        });
-        const snackbar = await adminRolesPage.getSnackbarData('snackbar-delete-role-error');
-        await expect(snackbar.variant).toBe('error');
-        await adminRolesPage.closeSnackbar();
-        await modal.close();
-      }
-    );
+    await test.step('Create a new user with the "Delete Role" role', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill('User Role Test');
+      await adminCreateUserPage.emailInput.fill(
+        'user-role-test@automatisch.io'
+      );
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Delete Role', exact: true })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
+        state: 'attached',
+      });
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
+    });
+
+    await test.step('Try to delete "Delete Role" role when new user has it', async () => {
+      await adminRolesPage.navigateTo();
+      const row = await adminRolesPage.getRoleRowByName('Delete Role');
+      const modal = await adminRolesPage.clickDeleteRole(row);
+      await modal.deleteButton.click();
+      await adminRolesPage.snackbar.waitFor({
+        state: 'attached',
+      });
+      const snackbar = await adminRolesPage.getSnackbarData(
+        'snackbar-delete-role-error'
+      );
+      await expect(snackbar.variant).toBe('error');
+      await adminRolesPage.closeSnackbar();
+      await modal.close();
+    });
     await test.step('Change the role the user has', async () => {
       await adminUsersPage.navigateTo();
       await adminUsersPage.usersLoader.waitFor({
@@ -301,24 +287,16 @@ test.describe('Role management page', () => {
         .getByRole('option', { name: 'Cannot Delete Role' })
         .click();
       await adminCreateUserPage.createButton.click();
-      await adminCreateUserPage.snackbar.waitFor({
-        state: 'attached',
-      });
       await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
         state: 'attached',
       });
-      const snackbar = await adminCreateUserPage.getSnackbarData(
-        'snackbar-create-user-success'
-      );
-      await expect(snackbar.variant).toBe('success');
-      await adminCreateUserPage.closeSnackbar();
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
     });
     await test.step('Delete this user', async () => {
       await adminUsersPage.navigateTo();
       const row = await adminUsersPage.findUserPageWithEmail(
         'user-delete-role-test@automatisch.io'
       );
-      // await test.waitForTimeout(10000);
       const modal = await adminUsersPage.clickDeleteUser(row);
       await modal.deleteButton.click();
       await adminUsersPage.snackbar.waitFor({
@@ -385,17 +363,10 @@ test('Accessibility of role management page', async ({
       .getByRole('option', { name: 'Basic Test' })
       .click();
     await adminCreateUserPage.createButton.click();
-    await adminCreateUserPage.snackbar.waitFor({
-      state: 'attached',
-    });
     await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
       state: 'attached',
     });
-    const snackbar = await adminCreateUserPage.getSnackbarData(
-      'snackbar-create-user-success'
-    );
-    await expect(snackbar.variant).toBe('success');
-    await adminCreateUserPage.closeSnackbar();
+    await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
   });
 
   await test.step('Logout and login to the basic role user', async () => {
@@ -409,42 +380,35 @@ test('Accessibility of role management page', async ({
     await page.getByTestId('logout-item').click();
 
     const acceptInvitationPage = new AcceptInvitation(page);
-
     await acceptInvitationPage.open(acceptInvitatonToken);
-
     await acceptInvitationPage.acceptInvitation('sample');
 
     const loginPage = new LoginPage(page);
-
-    // await loginPage.isMounted();
     await loginPage.login('basic-role-test@automatisch.io', 'sample');
     await expect(loginPage.loginButton).not.toBeVisible();
     await expect(page).toHaveURL('/flows');
   });
 
-  await test.step(
-    'Navigate to the admin settings page and make sure it is blank',
-    async () => {
-      const pageUrl = new URL(page.url());
-      const url = `${pageUrl.origin}/admin-settings/users`;
-      await page.goto(url);
-      await page.waitForTimeout(750);
-      const isUnmounted = await page.evaluate(() => {
-        // eslint-disable-next-line no-undef
-        const root = document.querySelector('#root');
+  await test.step('Navigate to the admin settings page and make sure it is blank', async () => {
+    const pageUrl = new URL(page.url());
+    const url = `${pageUrl.origin}/admin-settings/users`;
+    await page.goto(url);
+    await page.waitForTimeout(750);
+    const isUnmounted = await page.evaluate(() => {
+      // eslint-disable-next-line no-undef
+      const root = document.querySelector('#root');
 
-        if (root) {
-          // We have react query devtools only in dev env.
-          // In production, there is nothing in root.
-          // That's why `<= 1`.
-          return root.children.length <= 1;
-        }
+      if (root) {
+        // We have react query devtools only in dev env.
+        // In production, there is nothing in root.
+        // That's why `<= 1`.
+        return root.children.length <= 1;
+      }
 
-        return false;
-      });
-      await expect(isUnmounted).toBe(true);
-    }
-  );
+      return false;
+    });
+    await expect(isUnmounted).toBe(true);
+  });
 
   await test.step('Log back into the admin account', async () => {
     await page.goto('/');
diff --git a/packages/e2e-tests/tests/admin/manage-users.spec.js b/packages/e2e-tests/tests/admin/manage-users.spec.js
index d6fc1507..af7f7083 100644
--- a/packages/e2e-tests/tests/admin/manage-users.spec.js
+++ b/packages/e2e-tests/tests/admin/manage-users.spec.js
@@ -5,281 +5,221 @@ const { test, expect } = require('../../fixtures/index');
  * otherwise tests will fail since users are only *soft*-deleted
  */
 test.describe('User management page', () => {
-
   test.beforeEach(async ({ adminUsersPage }) => {
     await adminUsersPage.navigateTo();
     await adminUsersPage.closeSnackbar();
   });
 
-  test(
-    'User creation and deletion process',
-    async ({ adminCreateUserPage, adminEditUserPage, adminUsersPage }) => {
-      adminCreateUserPage.seed(9000);
-      const user = adminCreateUserPage.generateUser();
-      await adminUsersPage.usersLoader.waitFor({
-        state: 'detached' /* Note: state: 'visible' introduces flakiness
+  test('User creation and deletion process', async ({
+    adminCreateUserPage,
+    adminEditUserPage,
+    adminUsersPage,
+  }) => {
+    adminCreateUserPage.seed(9000);
+    const user = adminCreateUserPage.generateUser();
+    await adminUsersPage.usersLoader.waitFor({
+      state: 'detached' /* Note: state: 'visible' introduces flakiness
         because visibility: hidden is used as part of the state transition in
         notistack, see
         https://github.com/iamhosseindhv/notistack/blob/122f47057eb7ce5a1abfe923316cf8475303e99a/src/transitions/Collapse/Collapse.tsx#L110
-        */
+        */,
+    });
+    await test.step('Create a user', async () => {
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(user.fullName);
+      await adminCreateUserPage.emailInput.fill(user.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
+        state: 'attached',
       });
-      await test.step(
-        'Create a user',
-        async () => {
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(user.fullName);
-          await adminCreateUserPage.emailInput.fill(user.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          await adminCreateUserPage.invitationEmailInfoAlert.waitFor({
-            state: 'attached'
-          });
 
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-create-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.closeSnackbar();
-        }
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
+      await adminUsersPage.navigateTo();
+    });
+    await test.step('Check the user exists with the expected properties', async () => {
+      await adminUsersPage.findUserPageWithEmail(user.email);
+      const userRow = await adminUsersPage.getUserRowByEmail(user.email);
+      const data = await adminUsersPage.getRowData(userRow);
+      await expect(data.email).toBe(user.email);
+      await expect(data.fullName).toBe(user.fullName);
+      await expect(data.role).toBe('Admin');
+    });
+    await test.step('Edit user info and make sure the edit works correctly', async () => {
+      await adminUsersPage.findUserPageWithEmail(user.email);
+
+      let userRow = await adminUsersPage.getUserRowByEmail(user.email);
+      await adminUsersPage.clickEditUser(userRow);
+      await adminEditUserPage.waitForLoad(user.fullName);
+      const newUserInfo = adminEditUserPage.generateUser();
+      await adminEditUserPage.fullNameInput.fill(newUserInfo.fullName);
+      await adminEditUserPage.updateButton.click();
+
+      const snackbar = await adminUsersPage.getSnackbarData(
+        'snackbar-edit-user-success'
       );
-      await test.step(
-        'Check the user exists with the expected properties',
-        async () => {
-          await adminUsersPage.findUserPageWithEmail(user.email);
-          const userRow = await adminUsersPage.getUserRowByEmail(user.email);
-          const data = await adminUsersPage.getRowData(userRow);
-          await expect(data.email).toBe(user.email);
-          await expect(data.fullName).toBe(user.fullName);
-          await expect(data.role).toBe('Admin');
-        }
+      await expect(snackbar.variant).toBe('success');
+      await adminUsersPage.closeSnackbar();
+
+      await adminUsersPage.findUserPageWithEmail(user.email);
+      userRow = await adminUsersPage.getUserRowByEmail(user.email);
+      const rowData = await adminUsersPage.getRowData(userRow);
+      await expect(rowData.fullName).toBe(newUserInfo.fullName);
+    });
+    await test.step('Delete user and check the page confirms this deletion', async () => {
+      await adminUsersPage.findUserPageWithEmail(user.email);
+      const userRow = await adminUsersPage.getUserRowByEmail(user.email);
+      await adminUsersPage.clickDeleteUser(userRow);
+      const modal = adminUsersPage.deleteUserModal;
+      await modal.deleteButton.click();
+
+      const snackbar = await adminUsersPage.getSnackbarData(
+        'snackbar-delete-user-success'
       );
-      await test.step(
-        'Edit user info and make sure the edit works correctly',
-        async () => {
-          await adminUsersPage.findUserPageWithEmail(user.email);
+      await expect(snackbar.variant).toBe('success');
+      await adminUsersPage.closeSnackbar();
+      await expect(userRow).not.toBeVisible(false);
+    });
+  });
 
-          let userRow = await adminUsersPage.getUserRowByEmail(user.email);
-          await adminUsersPage.clickEditUser(userRow);
-          await adminEditUserPage.waitForLoad(user.fullName);
-          const newUserInfo = adminEditUserPage.generateUser();
-          await adminEditUserPage.fullNameInput.fill(newUserInfo.fullName);
-          await adminEditUserPage.updateButton.click();
+  test('Creating a user which has been deleted', async ({
+    adminCreateUserPage,
+    adminUsersPage,
+  }) => {
+    adminCreateUserPage.seed(9100);
+    const testUser = adminCreateUserPage.generateUser();
 
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-edit-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-
-          await adminUsersPage.findUserPageWithEmail(user.email);
-          userRow = await adminUsersPage.getUserRowByEmail(user.email);
-          const rowData = await adminUsersPage.getRowData(userRow);
-          await expect(rowData.fullName).toBe(newUserInfo.fullName);
-        }
-      );
-      await test.step(
-        'Delete user and check the page confirms this deletion',
-        async () => {
-          await adminUsersPage.findUserPageWithEmail(user.email);
-          const userRow = await adminUsersPage.getUserRowByEmail(user.email);
-          await adminUsersPage.clickDeleteUser(userRow);
-          const modal = adminUsersPage.deleteUserModal;
-          await modal.deleteButton.click();
-
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-delete-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-          await expect(userRow).not.toBeVisible(false);
-        }
-      );
+    await test.step('Create the test user', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
+      await adminCreateUserPage.emailInput.fill(testUser.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
     });
 
-  test(
-    'Creating a user which has been deleted',
-    async ({ adminCreateUserPage, adminUsersPage }) => {
-      adminCreateUserPage.seed(9100);
-      const testUser = adminCreateUserPage.generateUser();
-
-      await test.step(
-        'Create the test user',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
-          await adminCreateUserPage.emailInput.fill(testUser.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-create-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-        }
+    await test.step('Delete the created user', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.findUserPageWithEmail(testUser.email);
+      const userRow = await adminUsersPage.getUserRowByEmail(testUser.email);
+      await adminUsersPage.clickDeleteUser(userRow);
+      const modal = adminUsersPage.deleteUserModal;
+      await modal.deleteButton.click();
+      const snackbar = await adminUsersPage.getSnackbarData(
+        'snackbar-delete-user-success'
       );
+      await expect(snackbar).not.toBeNull();
+      await expect(snackbar.variant).toBe('success');
+      await adminUsersPage.closeSnackbar();
+      await expect(userRow).not.toBeVisible(false);
+    });
 
-      await test.step(
-        'Delete the created user',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.findUserPageWithEmail(testUser.email);
-          const userRow = await adminUsersPage.getUserRowByEmail(testUser.email);
-          await adminUsersPage.clickDeleteUser(userRow);
-          const modal = adminUsersPage.deleteUserModal;
-          await modal.deleteButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-delete-user-success'
-          );
-          await expect(snackbar).not.toBeNull();
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-          await expect(userRow).not.toBeVisible(false);
-        }
-      );
+    await test.step('Create the user again', async () => {
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
+      await adminCreateUserPage.emailInput.fill(testUser.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await expect(adminCreateUserPage.fieldError).toHaveCount(1);
+    });
+  });
 
-      await test.step(
-        'Create the user again',
-        async () => {
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
-          await adminCreateUserPage.emailInput.fill(testUser.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData('snackbar-error');
-          await expect(snackbar.variant).toBe('error');
-          await adminUsersPage.closeSnackbar();
-        }
-      );
-    }
-  );
+  test('Creating a user which already exists', async ({
+    adminCreateUserPage,
+    adminUsersPage,
+    page,
+  }) => {
+    adminCreateUserPage.seed(9200);
+    const testUser = adminCreateUserPage.generateUser();
 
-  test(
-    'Creating a user which already exists',
-    async ({ adminCreateUserPage, adminUsersPage, page }) => {
-      adminCreateUserPage.seed(9200);
-      const testUser = adminCreateUserPage.generateUser();
+    await test.step('Create the test user', async () => {
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
+      await adminCreateUserPage.emailInput.fill(testUser.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
+    });
 
-      await test.step(
-        'Create the test user',
-        async () => {
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
-          await adminCreateUserPage.emailInput.fill(testUser.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-create-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-        }
-      );
+    await test.step('Create the user again', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
+      await adminCreateUserPage.emailInput.fill(testUser.email);
+      const createUserPageUrl = page.url();
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
 
-      await test.step(
-        'Create the user again',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(testUser.fullName);
-          await adminCreateUserPage.emailInput.fill(testUser.email);
-          const createUserPageUrl = page.url();
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
+      await expect(page.url()).toBe(createUserPageUrl);
+      await expect(adminCreateUserPage.fieldError).toHaveCount(1);
+    });
+  });
 
-          await expect(page.url()).toBe(createUserPageUrl);
-          const snackbar = await adminUsersPage.getSnackbarData('snackbar-error');
-          await expect(snackbar.variant).toBe('error');
-          await adminUsersPage.closeSnackbar();
-        }
-      );
-    }
-  );
+  test('Editing a user to have the same email as another user should not be allowed', async ({
+    adminCreateUserPage,
+    adminEditUserPage,
+    adminUsersPage,
+    page,
+  }) => {
+    adminCreateUserPage.seed(9300);
+    const user1 = adminCreateUserPage.generateUser();
+    const user2 = adminCreateUserPage.generateUser();
+    await test.step('Create the first user', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(user1.fullName);
+      await adminCreateUserPage.emailInput.fill(user1.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
+    });
 
-  test(
-    'Editing a user to have the same email as another user should not be allowed',
-    async ({
-      adminCreateUserPage, adminEditUserPage, adminUsersPage, page
-    }) => {
-      adminCreateUserPage.seed(9300);
-      const user1 = adminCreateUserPage.generateUser();
-      const user2 = adminCreateUserPage.generateUser();
-      await test.step(
-        'Create the first user',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(user1.fullName);
-          await adminCreateUserPage.emailInput.fill(user1.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-create-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-        }
-      );
+    await test.step('Create the second user', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.createUserButton.click();
+      await adminCreateUserPage.fullNameInput.fill(user2.fullName);
+      await adminCreateUserPage.emailInput.fill(user2.email);
+      await adminCreateUserPage.roleInput.click();
+      await adminCreateUserPage.page
+        .getByRole('option', { name: 'Admin' })
+        .click();
+      await adminCreateUserPage.createButton.click();
+      await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
+    });
 
-      await test.step(
-        'Create the second user',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.createUserButton.click();
-          await adminCreateUserPage.fullNameInput.fill(user2.fullName);
-          await adminCreateUserPage.emailInput.fill(user2.email);
-          await adminCreateUserPage.roleInput.click();
-          await adminCreateUserPage.page.getByRole(
-            'option', { name: 'Admin' }
-          ).click();
-          await adminCreateUserPage.createButton.click();
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-create-user-success'
-          );
-          await expect(snackbar.variant).toBe('success');
-          await adminUsersPage.closeSnackbar();
-        }
-      );
+    await test.step('Try editing the second user to have the email of the first user', async () => {
+      await adminUsersPage.navigateTo();
+      await adminUsersPage.findUserPageWithEmail(user2.email);
+      let userRow = await adminUsersPage.getUserRowByEmail(user2.email);
+      await adminUsersPage.clickEditUser(userRow);
+      await adminEditUserPage.waitForLoad(user2.fullName);
+      await adminEditUserPage.emailInput.fill(user1.email);
+      const editPageUrl = page.url();
+      await adminEditUserPage.updateButton.click();
 
-      await test.step(
-        'Try editing the second user to have the email of the first user',
-        async () => {
-          await adminUsersPage.navigateTo();
-          await adminUsersPage.findUserPageWithEmail(user2.email);
-          let userRow = await adminUsersPage.getUserRowByEmail(user2.email);
-          await adminUsersPage.clickEditUser(userRow);
-          await adminEditUserPage.waitForLoad(user2.fullName);
-          await adminEditUserPage.emailInput.fill(user1.email);
-          const editPageUrl = page.url();
-          await adminEditUserPage.updateButton.click();
-
-          const snackbar = await adminUsersPage.getSnackbarData(
-            'snackbar-error'
-          );
-          await expect(snackbar.variant).toBe('error');
-          await adminUsersPage.closeSnackbar();
-          await expect(page.url()).toBe(editPageUrl);
-        }
-      );
-    }
-  );
+      const snackbar = await adminUsersPage.getSnackbarData('snackbar-error');
+      await expect(snackbar.variant).toBe('error');
+      await adminUsersPage.closeSnackbar();
+      await expect(page.url()).toBe(editPageUrl);
+    });
+  });
 });
diff --git a/packages/e2e-tests/tests/flow-editor/create-flow.spec.js b/packages/e2e-tests/tests/flow-editor/create-flow.spec.js
index 98114c27..6f46454a 100644
--- a/packages/e2e-tests/tests/flow-editor/create-flow.spec.js
+++ b/packages/e2e-tests/tests/flow-editor/create-flow.spec.js
@@ -7,198 +7,191 @@ test('Ensure creating a new flow works', async ({ page }) => {
   );
 });
 
-test(
-  'Create a new flow with a Scheduler step then an Ntfy step',
-  async ({ flowEditorPage, page }) => {
-    await test.step('create flow', async () => {
-      await test.step('navigate to new flow page', async () => {
-        await page.getByTestId('create-flow-button').click();
-        await page.waitForURL(
-          /\/editor\/[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}/
-        );
+test('Create a new flow with a Scheduler step then an Ntfy step', async ({
+  flowEditorPage,
+  page,
+}) => {
+  await test.step('create flow', async () => {
+    await test.step('navigate to new flow page', async () => {
+      await page.getByTestId('create-flow-button').click();
+      await page.waitForURL(
+        /\/editor\/[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}/
+      );
+    });
+
+    await test.step('has two steps by default', async () => {
+      await expect(page.getByTestId('flow-step')).toHaveCount(2);
+    });
+  });
+
+  await test.step('setup Scheduler trigger', async () => {
+    await test.step('choose app and event substep', async () => {
+      await test.step('choose application', async () => {
+        await flowEditorPage.appAutocomplete.click();
+        await page.getByRole('option', { name: 'Scheduler' }).click();
       });
-      
-      await test.step('has two steps by default', async () => {
-        await expect(page.getByTestId('flow-step')).toHaveCount(2);
+
+      await test.step('choose and event', async () => {
+        await expect(flowEditorPage.eventAutocomplete).toBeVisible();
+        await flowEditorPage.eventAutocomplete.click();
+        await page.getByRole('option', { name: 'Every hour' }).click();
+      });
+
+      await test.step('continue to next step', async () => {
+        await flowEditorPage.continueButton.click();
+      });
+
+      await test.step('collapses the substep', async () => {
+        await expect(flowEditorPage.appAutocomplete).not.toBeVisible();
+        await expect(flowEditorPage.eventAutocomplete).not.toBeVisible();
       });
     });
 
-    await test.step('setup Scheduler trigger', async () => {
-      await test.step('choose app and event substep', async () => {
-        await test.step('choose application', async () => {
-          await flowEditorPage.appAutocomplete.click();
-          await page
-            .getByRole('option', { name: 'Scheduler' })
-            .click();
-        });
-
-        await test.step('choose and event', async () => {
-          await expect(flowEditorPage.eventAutocomplete).toBeVisible();
-          await flowEditorPage.eventAutocomplete.click();
-          await page
-            .getByRole('option', { name: 'Every hour' })
-            .click();
-        });
-
-        await test.step('continue to next step', async () => {
-          await flowEditorPage.continueButton.click();
-        });
-
-        await test.step('collapses the substep', async () => {
-          await expect(flowEditorPage.appAutocomplete).not.toBeVisible();
-          await expect(flowEditorPage.eventAutocomplete).not.toBeVisible();
-        });
+    await test.step('set up a trigger', async () => {
+      await test.step('choose "yes" in "trigger on weekends?"', async () => {
+        await expect(flowEditorPage.trigger).toBeVisible();
+        await flowEditorPage.trigger.click();
+        await page.getByRole('option', { name: 'Yes' }).click();
       });
 
-      await test.step('set up a trigger', async () => {
-        await test.step('choose "yes" in "trigger on weekends?"', async () => {
-          await expect(flowEditorPage.trigger).toBeVisible();
-          await flowEditorPage.trigger.click();
-          await page.getByRole('option', { name: 'Yes' }).click();
-        });
-    
-        await test.step('continue to next step', async () => {
-          await flowEditorPage.continueButton.click();
-        });
-    
-        await test.step('collapses the substep', async () => {
-          await expect(flowEditorPage.trigger).not.toBeVisible();
-        });
+      await test.step('continue to next step', async () => {
+        await flowEditorPage.continueButton.click();
       });
 
-      await test.step('test trigger', async () => {
-        await test.step('show sample output', async () => {
-          await expect(flowEditorPage.testOutput).not.toBeVisible();
-          await flowEditorPage.continueButton.click();
-          await expect(flowEditorPage.testOutput).toBeVisible();
-          await flowEditorPage.screenshot({
-            path: 'Scheduler trigger test output.png',
-          });
-          await flowEditorPage.continueButton.click();
-        });
+      await test.step('collapses the substep', async () => {
+        await expect(flowEditorPage.trigger).not.toBeVisible();
       });
     });
 
-    await test.step('arrange Ntfy action', async () => {
-      await test.step('choose app and event substep', async () => {
-        await test.step('choose application', async () => {
-          await flowEditorPage.appAutocomplete.click();
-          await page.getByRole('option', { name: 'Ntfy' }).click();
-        });
-    
-        await test.step('choose an event', async () => {
-          await expect(flowEditorPage.eventAutocomplete).toBeVisible();
-          await flowEditorPage.eventAutocomplete.click();
-          await page
-            .getByRole('option', { name: 'Send message' })
-            .click();
-        });
-    
-        await test.step('continue to next step', async () => {
-          await flowEditorPage.continueButton.click();
-        });
-    
-        await test.step('collapses the substep', async () => {
-          await expect(flowEditorPage.appAutocomplete).not.toBeVisible();
-          await expect(flowEditorPage.eventAutocomplete).not.toBeVisible();
-        });
-      });
-    
-      await test.step('choose connection substep', async () => {
-        await test.step('choose connection list item', async () => {
-          await flowEditorPage.connectionAutocomplete.click();
-          await page.getByRole('option').first().click();
-        });
-    
-        await test.step('continue to next step', async () => {
-          await flowEditorPage.continueButton.click();
-        });
-    
-        await test.step('collapses the substep', async () => {
-          await expect(flowEditorPage.connectionAutocomplete).not.toBeVisible();
-        });
-      });
-    
-      await test.step('set up action substep', async () => {
-        await test.step('fill topic and message body', async () => {
-          await page
-            .getByTestId('parameters.topic-power-input')
-            .locator('[contenteditable]')
-            .fill('Topic');
-          await page
-            .getByTestId('parameters.message-power-input')
-            .locator('[contenteditable]')
-            .fill('Message body');
-        });
-    
-        await test.step('continue to next step', async () => {
-          await flowEditorPage.continueButton.click();
-        });
-    
-        await test.step('collapses the substep', async () => {
-          await expect(flowEditorPage.connectionAutocomplete).not.toBeVisible();
-        });
-      });
-    
-      await test.step('test trigger substep', async () => {
-        await test.step('show sample output', async () => {
-          await expect(flowEditorPage.testOutput).not.toBeVisible();
-          await page
-            .getByTestId('flow-substep-continue-button')
-            .first()
-            .click();
-          await expect(flowEditorPage.testOutput).toBeVisible();
-          await flowEditorPage.screenshot({
-            path: 'Ntfy action test output.png',
-          });
-          await flowEditorPage.continueButton.click();
-        });
-      });
-    });
-
-    await test.step('publish and unpublish', async () => {
-      await test.step('publish flow', async () => {
-        await expect(flowEditorPage.unpublishFlowButton).not.toBeVisible();
-        await expect(flowEditorPage.publishFlowButton).toBeVisible();
-        await flowEditorPage.publishFlowButton.click();
-        await expect(flowEditorPage.publishFlowButton).not.toBeVisible();
-      });
-    
-      await test.step('shows read-only sticky snackbar', async () => {
-        await expect(flowEditorPage.infoSnackbar).toBeVisible();
+    await test.step('test trigger', async () => {
+      await test.step('show sample output', async () => {
+        await expect(flowEditorPage.testOutput).not.toBeVisible();
+        await flowEditorPage.continueButton.click();
+        await expect(flowEditorPage.testOutput).toBeVisible();
         await flowEditorPage.screenshot({
-          path: 'Published flow.png',
+          path: 'Scheduler trigger test output.png',
         });
+        await flowEditorPage.continueButton.click();
       });
-    
-      await test.step('unpublish from snackbar', async () => {
+    });
+  });
+
+  await test.step('arrange Ntfy action', async () => {
+    await test.step('choose app and event substep', async () => {
+      await test.step('choose application', async () => {
+        await flowEditorPage.appAutocomplete.click();
+        await page.getByRole('option', { name: 'Ntfy' }).click();
+      });
+
+      await test.step('choose an event', async () => {
+        await expect(flowEditorPage.eventAutocomplete).toBeVisible();
+        await flowEditorPage.eventAutocomplete.click();
+        await page.getByRole('option', { name: 'Send message' }).click();
+      });
+
+      await test.step('continue to next step', async () => {
+        await flowEditorPage.continueButton.click();
+      });
+
+      await test.step('collapses the substep', async () => {
+        await expect(flowEditorPage.appAutocomplete).not.toBeVisible();
+        await expect(flowEditorPage.eventAutocomplete).not.toBeVisible();
+      });
+    });
+
+    await test.step('choose connection substep', async () => {
+      await test.step('choose connection list item', async () => {
+        await flowEditorPage.connectionAutocomplete.click();
         await page
-          .getByTestId('unpublish-flow-from-snackbar')
+          .getByRole('option')
+          .filter({ hasText: 'Add new connection' })
           .click();
-        await expect(flowEditorPage.infoSnackbar).not.toBeVisible();
       });
-    
-      await test.step('publish once again', async () => {
-        await expect(flowEditorPage.publishFlowButton).toBeVisible();
-        await flowEditorPage.publishFlowButton.click();
-        await expect(flowEditorPage.publishFlowButton).not.toBeVisible();
+
+      await test.step('continue to next step', async () => {
+        await page.getByTestId('create-connection-button').click();
       });
-    
-      await test.step('unpublish from layout top bar', async () => {
-        await expect(flowEditorPage.unpublishFlowButton).toBeVisible();
-        await flowEditorPage.unpublishFlowButton.click();
-        await expect(flowEditorPage.unpublishFlowButton).not.toBeVisible();
+
+      await test.step('collapses the substep', async () => {
+        await flowEditorPage.continueButton.click();
+        await expect(flowEditorPage.connectionAutocomplete).not.toBeVisible();
+      });
+    });
+
+    await test.step('set up action substep', async () => {
+      await test.step('fill topic and message body', async () => {
+        await page
+          .getByTestId('parameters.topic-power-input')
+          .locator('[contenteditable]')
+          .fill('Topic');
+        await page
+          .getByTestId('parameters.message-power-input')
+          .locator('[contenteditable]')
+          .fill('Message body');
+      });
+
+      await test.step('continue to next step', async () => {
+        await flowEditorPage.continueButton.click();
+      });
+
+      await test.step('collapses the substep', async () => {
+        await expect(flowEditorPage.connectionAutocomplete).not.toBeVisible();
+      });
+    });
+
+    await test.step('test trigger substep', async () => {
+      await test.step('show sample output', async () => {
+        await expect(flowEditorPage.testOutput).not.toBeVisible();
+        await page.getByTestId('flow-substep-continue-button').first().click();
+        await expect(flowEditorPage.testOutput).toBeVisible();
         await flowEditorPage.screenshot({
-          path: 'Unpublished flow.png',
+          path: 'Ntfy action test output.png',
         });
+        await flowEditorPage.continueButton.click();
       });
     });
-    
-    await test.step('in layout', async () => {
-      await test.step('can go back to flows page', async () => {
-        await page.getByTestId('editor-go-back-button').click();
-        await expect(page).toHaveURL('/flows');
+  });
+
+  await test.step('publish and unpublish', async () => {
+    await test.step('publish flow', async () => {
+      await expect(flowEditorPage.unpublishFlowButton).not.toBeVisible();
+      await expect(flowEditorPage.publishFlowButton).toBeVisible();
+      await flowEditorPage.publishFlowButton.click();
+      await expect(flowEditorPage.publishFlowButton).not.toBeVisible();
+    });
+
+    await test.step('shows read-only sticky snackbar', async () => {
+      await expect(flowEditorPage.infoSnackbar).toBeVisible();
+      await flowEditorPage.screenshot({
+        path: 'Published flow.png',
       });
     });
-  }
-);
\ No newline at end of file
+
+    await test.step('unpublish from snackbar', async () => {
+      await page.getByTestId('unpublish-flow-from-snackbar').click();
+      await expect(flowEditorPage.infoSnackbar).not.toBeVisible();
+    });
+
+    await test.step('publish once again', async () => {
+      await expect(flowEditorPage.publishFlowButton).toBeVisible();
+      await flowEditorPage.publishFlowButton.click();
+      await expect(flowEditorPage.publishFlowButton).not.toBeVisible();
+    });
+
+    await test.step('unpublish from layout top bar', async () => {
+      await expect(flowEditorPage.unpublishFlowButton).toBeVisible();
+      await flowEditorPage.unpublishFlowButton.click();
+      await expect(flowEditorPage.unpublishFlowButton).not.toBeVisible();
+      await flowEditorPage.screenshot({
+        path: 'Unpublished flow.png',
+      });
+    });
+  });
+
+  await test.step('in layout', async () => {
+    await test.step('can go back to flows page', async () => {
+      await page.getByTestId('editor-go-back-button').click();
+      await expect(page).toHaveURL('/flows');
+    });
+  });
+});
diff --git a/packages/e2e-tests/tests/my-profile/profile-updates.spec.js b/packages/e2e-tests/tests/my-profile/profile-updates.spec.js
index d77962e4..fc0ce7d0 100644
--- a/packages/e2e-tests/tests/my-profile/profile-updates.spec.js
+++ b/packages/e2e-tests/tests/my-profile/profile-updates.spec.js
@@ -33,10 +33,7 @@ publicTest.describe('My Profile', () => {
           .getByRole('option', { name: 'Admin' })
           .click();
         await adminCreateUserPage.createButton.click();
-        const snackbar = await adminUsersPage.getSnackbarData(
-          'snackbar-create-user-success'
-        );
-        await expect(snackbar.variant).toBe('success');
+        await adminCreateUserPage.expectCreateUserSuccessAlertToBeVisible();
       });
 
       await publicTest.step('copy invitation link', async () => {
diff --git a/packages/web/src/components/Container/index.jsx b/packages/web/src/components/Container/index.jsx
index ffafaa14..ef75335b 100644
--- a/packages/web/src/components/Container/index.jsx
+++ b/packages/web/src/components/Container/index.jsx
@@ -1,10 +1,19 @@
 import * as React from 'react';
+import PropTypes from 'prop-types';
 import MuiContainer from '@mui/material/Container';
 
-export default function Container(props) {
-  return <MuiContainer {...props} />;
+export default function Container({ maxWidth = 'lg', ...props }) {
+  return <MuiContainer maxWidth={maxWidth} {...props} />;
 }
 
-Container.defaultProps = {
-  maxWidth: 'lg',
+Container.propTypes = {
+  maxWidth: PropTypes.oneOf([
+    'xs',
+    'sm',
+    'md',
+    'lg',
+    'xl',
+    false,
+    PropTypes.string,
+  ]),
 };
diff --git a/packages/web/src/locales/en.json b/packages/web/src/locales/en.json
index c9422557..a5fa024a 100644
--- a/packages/web/src/locales/en.json
+++ b/packages/web/src/locales/en.json
@@ -226,10 +226,11 @@
   "userForm.email": "Email",
   "userForm.role": "Role",
   "userForm.password": "Password",
+  "userForm.mandatoryInput": "{inputName} is required.",
+  "userForm.validateEmail": "Email must be valid.",
   "createUser.submit": "Create",
   "createUser.successfullyCreated": "The user has been created.",
   "createUser.invitationEmailInfo": "Invitation email will be sent if SMTP credentials are valid. Otherwise, you can share the invitation link manually: <link></link>",
-  "createUser.error": "Error while creating the user.",
   "editUserPage.title": "Edit user",
   "editUser.status": "Status",
   "editUser.submit": "Update",
@@ -250,8 +251,10 @@
   "createRolePage.title": "Create role",
   "roleForm.name": "Name",
   "roleForm.description": "Description",
+  "roleForm.mandatoryInput": "{inputName} is required.",
   "createRole.submit": "Create",
   "createRole.successfullyCreated": "The role has been created.",
+  "createRole.permissionsError": "Permissions are invalid.",
   "editRole.submit": "Update",
   "editRole.successfullyUpdated": "The role has been updated.",
   "roleList.name": "Name",
diff --git a/packages/web/src/pages/CreateRole/index.ee.jsx b/packages/web/src/pages/CreateRole/index.ee.jsx
index 99a66901..88ac1d82 100644
--- a/packages/web/src/pages/CreateRole/index.ee.jsx
+++ b/packages/web/src/pages/CreateRole/index.ee.jsx
@@ -1,10 +1,14 @@
 import LoadingButton from '@mui/lab/LoadingButton';
 import Grid from '@mui/material/Grid';
 import Stack from '@mui/material/Stack';
+import Alert from '@mui/material/Alert';
+import AlertTitle from '@mui/material/AlertTitle';
 import PermissionCatalogField from 'components/PermissionCatalogField/index.ee';
 import useEnqueueSnackbar from 'hooks/useEnqueueSnackbar';
 import * as React from 'react';
 import { useNavigate } from 'react-router-dom';
+import { yupResolver } from '@hookform/resolvers/yup';
+import * as yup from 'yup';
 
 import Container from 'components/Container';
 import Form from 'components/Form';
@@ -19,6 +23,40 @@ import useFormatMessage from 'hooks/useFormatMessage';
 import useAdminCreateRole from 'hooks/useAdminCreateRole';
 import usePermissionCatalog from 'hooks/usePermissionCatalog.ee';
 
+const getValidationSchema = (formatMessage) => {
+  const getMandatoryFieldMessage = (fieldTranslationId) =>
+    formatMessage('roleForm.mandatoryInput', {
+      inputName: formatMessage(fieldTranslationId),
+    });
+
+  return yup.object().shape({
+    name: yup
+      .string()
+      .trim()
+      .required(getMandatoryFieldMessage('roleForm.name')),
+    description: yup.string().trim(),
+  });
+};
+
+const getPermissionsErrorMessage = (error) => {
+  const errors = error?.response?.data?.errors;
+
+  if (errors) {
+    const permissionsErrors = Object.keys(errors)
+      .filter((key) => key.startsWith('permissions'))
+      .reduce((obj, key) => {
+        obj[key] = errors[key];
+        return obj;
+      }, {});
+
+    if (Object.keys(permissionsErrors).length > 0) {
+      return JSON.stringify(permissionsErrors, null, 2);
+    }
+  }
+
+  return null;
+};
+
 export default function CreateRole() {
   const navigate = useNavigate();
   const formatMessage = useFormatMessage();
@@ -27,6 +65,7 @@ export default function CreateRole() {
     useAdminCreateRole();
   const { data: permissionCatalogData, isLoading: isPermissionCatalogLoading } =
     usePermissionCatalog();
+  const [permissionError, setPermissionError] = React.useState(null);
 
   const defaultValues = React.useMemo(
     () => ({
@@ -44,6 +83,7 @@ export default function CreateRole() {
 
   const handleRoleCreation = async (roleData) => {
     try {
+      setPermissionError(null);
       const permissions = getPermissions(roleData.computedPermissions);
 
       await createRole({
@@ -61,16 +101,13 @@ export default function CreateRole() {
 
       navigate(URLS.ROLES);
     } catch (error) {
-      const errors = Object.values(error.response.data.errors);
-
-      for (const [errorMessage] of errors) {
-        enqueueSnackbar(errorMessage, {
-          variant: 'error',
-          SnackbarProps: {
-            'data-test': 'snackbar-error',
-          },
-        });
+      const permissionError = getPermissionsErrorMessage(error);
+      if (permissionError) {
+        setPermissionError(permissionError);
       }
+
+      const errors = error?.response?.data?.errors;
+      throw errors || error;
     }
   };
 
@@ -84,39 +121,67 @@ export default function CreateRole() {
         </Grid>
 
         <Grid item xs={12} justifyContent="flex-end" sx={{ pt: 5 }}>
-          <Form onSubmit={handleRoleCreation} defaultValues={defaultValues}>
-            <Stack direction="column" gap={2}>
-              <TextField
-                required={true}
-                name="name"
-                label={formatMessage('roleForm.name')}
-                fullWidth
-                data-test="name-input"
-                disabled={isPermissionCatalogLoading}
-              />
+          <Form
+            onSubmit={handleRoleCreation}
+            defaultValues={defaultValues}
+            noValidate
+            resolver={yupResolver(getValidationSchema(formatMessage))}
+            automaticValidation={false}
+            render={({ formState: { errors } }) => (
+              <Stack direction="column" gap={2}>
+                <TextField
+                  required={true}
+                  name="name"
+                  label={formatMessage('roleForm.name')}
+                  fullWidth
+                  data-test="name-input"
+                  error={!!errors?.name}
+                  helperText={errors?.name?.message}
+                  disabled={isPermissionCatalogLoading}
+                />
 
-              <TextField
-                name="description"
-                label={formatMessage('roleForm.description')}
-                fullWidth
-                data-test="description-input"
-                disabled={isPermissionCatalogLoading}
-              />
+                <TextField
+                  name="description"
+                  label={formatMessage('roleForm.description')}
+                  fullWidth
+                  data-test="description-input"
+                  error={!!errors?.description}
+                  helperText={errors?.description?.message}
+                  disabled={isPermissionCatalogLoading}
+                />
 
-              <PermissionCatalogField name="computedPermissions" />
+                <PermissionCatalogField name="computedPermissions" />
 
-              <LoadingButton
-                type="submit"
-                variant="contained"
-                color="primary"
-                sx={{ boxShadow: 2 }}
-                loading={isCreateRolePending}
-                data-test="create-button"
-              >
-                {formatMessage('createRole.submit')}
-              </LoadingButton>
-            </Stack>
-          </Form>
+                {permissionError && (
+                  <Alert severity="error" data-test="create-role-error-alert">
+                    <AlertTitle>
+                      {formatMessage('createRole.permissionsError')}
+                    </AlertTitle>
+                    <pre>
+                      <code>{permissionError}</code>
+                    </pre>
+                  </Alert>
+                )}
+
+                {errors?.root?.general && !permissionError && (
+                  <Alert severity="error" data-test="create-role-error-alert">
+                    {errors?.root?.general?.message}
+                  </Alert>
+                )}
+
+                <LoadingButton
+                  type="submit"
+                  variant="contained"
+                  color="primary"
+                  sx={{ boxShadow: 2 }}
+                  loading={isCreateRolePending}
+                  data-test="create-button"
+                >
+                  {formatMessage('createRole.submit')}
+                </LoadingButton>
+              </Stack>
+            )}
+          />
         </Grid>
       </Grid>
     </Container>
diff --git a/packages/web/src/pages/CreateUser/index.jsx b/packages/web/src/pages/CreateUser/index.jsx
index ad96ba96..5eb04376 100644
--- a/packages/web/src/pages/CreateUser/index.jsx
+++ b/packages/web/src/pages/CreateUser/index.jsx
@@ -3,9 +3,10 @@ import Grid from '@mui/material/Grid';
 import Stack from '@mui/material/Stack';
 import Alert from '@mui/material/Alert';
 import MuiTextField from '@mui/material/TextField';
-import useEnqueueSnackbar from 'hooks/useEnqueueSnackbar';
 import * as React from 'react';
 import { useQueryClient } from '@tanstack/react-query';
+import * as yup from 'yup';
+import { yupResolver } from '@hookform/resolvers/yup';
 
 import Can from 'components/Can';
 import Container from 'components/Container';
@@ -16,50 +17,70 @@ import TextField from 'components/TextField';
 import useFormatMessage from 'hooks/useFormatMessage';
 import useRoles from 'hooks/useRoles.ee';
 import useAdminCreateUser from 'hooks/useAdminCreateUser';
+import useCurrentUserAbility from 'hooks/useCurrentUserAbility';
 
 function generateRoleOptions(roles) {
   return roles?.map(({ name: label, id: value }) => ({ label, value }));
 }
 
+const getValidationSchema = (formatMessage, canUpdateRole) => {
+  const getMandatoryFieldMessage = (fieldTranslationId) =>
+    formatMessage('userForm.mandatoryInput', {
+      inputName: formatMessage(fieldTranslationId),
+    });
+
+  return yup.object().shape({
+    fullName: yup
+      .string()
+      .trim()
+      .required(getMandatoryFieldMessage('userForm.fullName')),
+    email: yup
+      .string()
+      .trim()
+      .email(formatMessage('userForm.validateEmail'))
+      .required(getMandatoryFieldMessage('userForm.email')),
+    ...(canUpdateRole
+      ? {
+          roleId: yup
+            .string()
+            .required(getMandatoryFieldMessage('userForm.role')),
+        }
+      : {}),
+  });
+};
+
+const defaultValues = {
+  fullName: '',
+  email: '',
+  roleId: '',
+};
+
 export default function CreateUser() {
   const formatMessage = useFormatMessage();
   const {
     mutateAsync: createUser,
     isPending: isCreateUserPending,
     data: createdUser,
+    isSuccess: createUserSuccess,
   } = useAdminCreateUser();
   const { data: rolesData, loading: isRolesLoading } = useRoles();
   const roles = rolesData?.data;
-  const enqueueSnackbar = useEnqueueSnackbar();
   const queryClient = useQueryClient();
+  const currentUserAbility = useCurrentUserAbility();
+  const canUpdateRole = currentUserAbility.can('update', 'Role');
 
   const handleUserCreation = async (userData) => {
     try {
       await createUser({
         fullName: userData.fullName,
         email: userData.email,
-        roleId: userData.role?.id,
+        roleId: userData.roleId,
       });
 
       queryClient.invalidateQueries({ queryKey: ['admin', 'users'] });
-
-      enqueueSnackbar(formatMessage('createUser.successfullyCreated'), {
-        variant: 'success',
-        persist: true,
-        SnackbarProps: {
-          'data-test': 'snackbar-create-user-success',
-        },
-      });
     } catch (error) {
-      enqueueSnackbar(formatMessage('createUser.error'), {
-        variant: 'error',
-        persist: true,
-        SnackbarProps: {
-          'data-test': 'snackbar-error',
-        },
-      });
-
-      throw new Error('Failed while creating!');
+      const errors = error?.response?.data?.errors;
+      throw errors || error;
     }
   };
 
@@ -73,74 +94,111 @@ export default function CreateUser() {
         </Grid>
 
         <Grid item xs={12} justifyContent="flex-end" sx={{ pt: 5 }}>
-          <Form onSubmit={handleUserCreation}>
-            <Stack direction="column" gap={2}>
-              <TextField
-                required={true}
-                name="fullName"
-                label={formatMessage('userForm.fullName')}
-                data-test="full-name-input"
-                fullWidth
-              />
-
-              <TextField
-                required={true}
-                name="email"
-                label={formatMessage('userForm.email')}
-                data-test="email-input"
-                fullWidth
-              />
-
-              <Can I="update" a="Role">
-                <ControlledAutocomplete
-                  name="role.id"
+          <Form
+            noValidate
+            onSubmit={handleUserCreation}
+            mode="onSubmit"
+            defaultValues={defaultValues}
+            resolver={yupResolver(
+              getValidationSchema(formatMessage, canUpdateRole),
+            )}
+            automaticValidation={false}
+            render={({ formState: { errors } }) => (
+              <Stack direction="column" gap={2}>
+                <TextField
+                  required={true}
+                  name="fullName"
+                  label={formatMessage('userForm.fullName')}
+                  data-test="full-name-input"
                   fullWidth
-                  disablePortal
-                  disableClearable={true}
-                  options={generateRoleOptions(roles)}
-                  renderInput={(params) => (
-                    <MuiTextField
-                      {...params}
-                      required
-                      label={formatMessage('userForm.role')}
-                    />
-                  )}
-                  loading={isRolesLoading}
+                  error={!!errors?.fullName}
+                  helperText={errors?.fullName?.message}
                 />
-              </Can>
 
-              <LoadingButton
-                type="submit"
-                variant="contained"
-                color="primary"
-                sx={{ boxShadow: 2 }}
-                loading={isCreateUserPending}
-                data-test="create-button"
-              >
-                {formatMessage('createUser.submit')}
-              </LoadingButton>
+                <TextField
+                  required={true}
+                  name="email"
+                  label={formatMessage('userForm.email')}
+                  data-test="email-input"
+                  fullWidth
+                  error={!!errors?.email}
+                  helperText={errors?.email?.message}
+                />
 
-              {createdUser && (
-                <Alert
-                  severity="info"
+                <Can I="update" a="Role">
+                  <ControlledAutocomplete
+                    name="roleId"
+                    fullWidth
+                    disablePortal
+                    disableClearable={true}
+                    options={generateRoleOptions(roles)}
+                    renderInput={(params) => (
+                      <MuiTextField
+                        {...params}
+                        required
+                        label={formatMessage('userForm.role')}
+                        error={!!errors?.roleId}
+                        helperText={errors?.roleId?.message}
+                      />
+                    )}
+                    loading={isRolesLoading}
+                    showHelperText={false}
+                  />
+                </Can>
+
+                {errors?.root?.general && (
+                  <Alert data-test="create-user-error-alert" severity="error">
+                    {errors?.root?.general?.message}
+                  </Alert>
+                )}
+
+                {createUserSuccess && (
+                  <Alert
+                    severity="success"
+                    data-test="create-user-success-alert"
+                  >
+                    {formatMessage('createUser.successfullyCreated')}
+                  </Alert>
+                )}
+
+                {createdUser && (
+                  <Alert
+                    severity="info"
+                    color="primary"
+                    data-test="invitation-email-info-alert"
+                    sx={{
+                      a: {
+                        wordBreak: 'break-all',
+                      },
+                    }}
+                  >
+                    {formatMessage('createUser.invitationEmailInfo', {
+                      link: () => (
+                        <a
+                          href={createdUser.data.acceptInvitationUrl}
+                          target="_blank"
+                          rel="noreferrer"
+                        >
+                          {createdUser.data.acceptInvitationUrl}
+                        </a>
+                      ),
+                    })}
+                  </Alert>
+                )}
+
+                <LoadingButton
+                  type="submit"
+                  variant="contained"
                   color="primary"
-                  data-test="invitation-email-info-alert"
+                  sx={{ boxShadow: 2 }}
+                  loading={isCreateUserPending}
+                  data-test="create-button"
                 >
-                  {formatMessage('createUser.invitationEmailInfo', {
-                    link: () => (
-                      <a
-                        href={createdUser.data.acceptInvitationUrl}
-                        target="_blank"
-                        rel="noreferrer"
-                      >
-                        {createdUser.data.acceptInvitationUrl}
-                      </a>
-                    ),
-                  })}
-                </Alert>
-              )}
-            </Stack>
-          </Form>
+                  {formatMessage('createUser.submit')}
+                </LoadingButton>
+              </Stack>
+            )}
+          />
         </Grid>
       </Grid>
     </Container>