diff --git a/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/__tests__/__snapshots__/index.spec.tsx.snap b/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/__tests__/__snapshots__/index.spec.tsx.snap index 180d73a52..6d5e47ee3 100644 --- a/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/__tests__/__snapshots__/index.spec.tsx.snap +++ b/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/__tests__/__snapshots__/index.spec.tsx.snap @@ -6,7 +6,7 @@ exports[`Issue component should render an unknown error 1`] = ` > 

   

 `;
 
+exports[`Issue component should render namespace provision error 1`] = `
+

+  

+    
+      
+    
+    Error
+  

+  
+    500 Internal Server Error
+  

+

+`;
+
 exports[`Issue component should render the SSO error 1`] = `
 

   

   

   
   

 `;
 
+exports[`Issue component should render the sessionExpired error 1`] = `
+

+  

+    
+      
+    
+    Error
+  

+  
+    401 Unauthorized
+  

+  

+    
+  

+

+`;
+
 exports[`Issue component should render the workspaceInactive error 1`] = `
 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   
   

   
 {
+  it('should render the sessionExpired error', () => {
+    const issue = {
+      type: 'sessionExpired',
+      error: new Error('401 Unauthorized'),
+    } as Issue;
+    const component = ;
+
+    expect(renderer.create(component).toJSON()).toMatchSnapshot();
+  });
+
   it('should render the SSO error', () => {
     const issue = {
       type: 'sso',
@@ -143,6 +153,16 @@ describe('Issue component', () => {
     expect(renderer.create(component).toJSON()).toMatchSnapshot();
   });
 
+  it('should render namespace provision error', () => {
+    const issue = {
+      type: 'namespaceProvisioningError',
+      error: new Error('500 Internal Server Error'),
+    } as Issue;
+    const component = ;
+
+    expect(renderer.create(component).toJSON()).toMatchSnapshot();
+  });
+
   it('should render an unknown error', () => {
     const issue = {
       type: 'unknown',
diff --git a/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/index.tsx b/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/index.tsx
index 0b5324d4b..0bffbed0e 100644
--- a/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/index.tsx
+++ b/packages/dashboard-frontend/src/Layout/ErrorReporter/Issue/index.tsx
@@ -41,6 +41,8 @@ export class IssueComponent extends React.PureComponent {
         return this.renderWorkspaceStoppedWithError(issue.error, issue.data);
       case 'workspaceStopped':
         return this.renderWorkspaceStopped(issue.data);
+      case 'namespaceProvisioningError':
+        return this.renderNamespaceProvisionError(issue.error);
       default:
         return this.renderUnknownError(issue.error);
     }
@@ -254,6 +256,24 @@ export class IssueComponent extends React.PureComponent {
     );
   }
 
+  private renderNamespaceProvisionError(error: Error): React.ReactNode {
+    const errorTextbox = !error ? undefined : (
+      
+        {error.message}
+      
+    );
+
+    return (
+      
+        
+          
+          Error
+        
+        {errorTextbox}
+      
+    );
+  }
+
   private renderUnknownError(error: Error): React.ReactNode {
     const errorTextbox = !error ? undefined : (
       
diff --git a/packages/dashboard-frontend/src/Layout/__tests__/__snapshots__/index.spec.tsx.snap b/packages/dashboard-frontend/src/Layout/__tests__/__snapshots__/index.spec.tsx.snap
index 6e3e0a718..13f040c79 100644
--- a/packages/dashboard-frontend/src/Layout/__tests__/__snapshots__/index.spec.tsx.snap
+++ b/packages/dashboard-frontend/src/Layout/__tests__/__snapshots__/index.spec.tsx.snap
@@ -118,26 +118,6 @@ exports[`Layout component snapshot of the namespace provisioning error page 1`]
               >
                 Namespace provisioning error
               

-              

-                Please try 
-                
-                  Shift
-                
-                +
-                
-                  Refresh
-                
-              

             

           

         
diff --git a/packages/dashboard-frontend/src/services/bootstrap/__tests__/namespaceProvisionWarnings.spec.tsx b/packages/dashboard-frontend/src/services/bootstrap/__tests__/namespaceProvisionWarnings.spec.tsx
index 8e9060877..7bd8f31ac 100644
--- a/packages/dashboard-frontend/src/services/bootstrap/__tests__/namespaceProvisionWarnings.spec.tsx
+++ b/packages/dashboard-frontend/src/services/bootstrap/__tests__/namespaceProvisionWarnings.spec.tsx
@@ -65,168 +65,4 @@ describe('Check namespace provision warnings', () => {
       },
     ]);
   });
-
-  it('should register the advanced authorization warning for allowGroups', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              allowGroups: ['test-group'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'advancedAuthorizationGroupsWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
-
-  it('should register the advanced authorization warning for denyGroups', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              denyGroups: ['test-group'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'advancedAuthorizationGroupsWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
-
-  it('should register the advanced authorization warning for allowGroups', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              allowGroups: ['test-group'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'advancedAuthorizationGroupsWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
-
-  it('should register the advanced authorization warning for allowUsers', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              allowUsers: ['user0'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'advancedAuthorizationUsersWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
-
-  it('should register the advanced authorization warning for denyUsers', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              denyUsers: ['test-user'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'advancedAuthorizationUsersWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
-
-  it('should register all possible warnings', () => {
-    const store = new FakeStoreBuilder()
-      .withDwServerConfig({
-        defaultNamespace: {
-          autoProvision: false,
-        },
-        networking: {
-          auth: {
-            advancedAuthorization: {
-              denyUsers: ['test-user'],
-              denyGroups: ['test-group'],
-            },
-          },
-        },
-      })
-      .build();
-
-    checkNamespaceProvisionWarnings(store.getState);
-
-    expect(warningsReporterService.hasWarning).toBeTruthy();
-    expect(warningsReporterService.reportAllWarnings()).toEqual([
-      {
-        key: 'autoProvisionWarning',
-        title:
-          'Automatic namespace provisioning is disabled. Namespace might not have been configured yet. Please, contact the administrator.',
-      },
-      {
-        key: 'advancedAuthorizationGroupsWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-      {
-        key: 'advancedAuthorizationUsersWarning',
-        title:
-          'Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.',
-      },
-    ]);
-  });
 });
diff --git a/packages/dashboard-frontend/src/services/bootstrap/namespaceProvisionWarnings.ts b/packages/dashboard-frontend/src/services/bootstrap/namespaceProvisionWarnings.ts
index ebb997fbe..6c9658711 100644
--- a/packages/dashboard-frontend/src/services/bootstrap/namespaceProvisionWarnings.ts
+++ b/packages/dashboard-frontend/src/services/bootstrap/namespaceProvisionWarnings.ts
@@ -13,7 +13,7 @@
 import { container } from '@/inversify.config';
 import { WarningsReporterService } from '@/services/bootstrap/warningsReporter';
 import { AppState } from '@/store';
-import { selectAdvancedAuthorization, selectAutoProvision } from '@/store/ServerConfig/selectors';
+import { selectAutoProvision } from '@/store/ServerConfig/selectors';
 
 const warningsReporterService = container.get(WarningsReporterService);
 
@@ -26,21 +26,4 @@ export function checkNamespaceProvisionWarnings(getState: () => AppState): void
       `Automatic namespace provisioning is disabled. Namespace might not have been configured yet. Please, contact the administrator.`,
     );
   }
-
-  const advancedAuthorization = selectAdvancedAuthorization(state);
-  if (advancedAuthorization === undefined || Object.keys(advancedAuthorization).length === 0) {
-    return;
-  }
-  if (advancedAuthorization.allowGroups || advancedAuthorization.denyGroups) {
-    warningsReporterService.registerWarning(
-      'advancedAuthorizationGroupsWarning',
-      `Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.`,
-    );
-  }
-  if (advancedAuthorization.allowUsers || advancedAuthorization.denyUsers) {
-    warningsReporterService.registerWarning(
-      'advancedAuthorizationUsersWarning',
-      `Advanced authorization is enabled. User might not be allowed. Please, contact the administrator.`,
-    );
-  }
 }
diff --git a/packages/dashboard-frontend/src/services/workspace-client/__tests__/helpers.spec.ts b/packages/dashboard-frontend/src/services/workspace-client/__tests__/helpers.spec.ts
index 83f64158c..41afa6271 100644
--- a/packages/dashboard-frontend/src/services/workspace-client/__tests__/helpers.spec.ts
+++ b/packages/dashboard-frontend/src/services/workspace-client/__tests__/helpers.spec.ts
@@ -25,29 +25,63 @@ import {
 } from '@/services/workspace-client/helpers';
 import { FakeStoreBuilder } from '@/store/__mocks__/storeBuilder';
 
+// mute console.error
+console.error = jest.fn();
+
 describe('Workspace-client helpers', () => {
   describe('get an error message', () => {
     it('should return the default error message', () => {
       expect(getErrorMessage(undefined)).toEqual('Check the browser logs message.');
     });
+
     it('should return the unknown error message', () => {
       expect(getErrorMessage({})).toEqual('Unexpected error type. Please report a bug.');
     });
+
     it('should return the error message', () => {
+      const message = getErrorMessage({
+        response: {
+          status: 500,
+          statusText: 'Internal Server Error',
+          headers: {},
+          config: {},
+          data: 'Some error message',
+        },
+        request: {
+          responseURL: 'http://dummyurl.com',
+        },
+      });
+      expect(message).toEqual('Some error message');
+    });
+
+    it('should return the error details', () => {
       expect(
         getErrorMessage({
           response: {
-            status: 401,
+            status: 500,
           },
           request: {
             responseURL: 'http://dummyurl.com',
           },
         }),
       ).toEqual(
-        'HTTP Error code 401. Endpoint which throws an error http://dummyurl.com. Check the browser logs message.',
+        'HTTP Error code 500. Endpoint which throws an error http://dummyurl.com. Check the browser logs message.',
       );
     });
+
+    it('should report the Unauthorized (or Forbidden) error', () => {
+      const message = getErrorMessage({
+        response: {
+          status: 401,
+          request: {
+            responseURL: 'http://dummyurl.com',
+          },
+        },
+      });
+      expect(message).toContain('User session has expired. You need to re-login to the Dashboard.');
+    });
   });
+
   describe('checks for HTML login page in response data', () => {
     it('should return false without  HTML login page', () => {
       expect(
@@ -62,6 +96,7 @@ describe('Workspace-client helpers', () => {
         }),
       ).toBeFalsy();
     });
+
     it('should return true in the case with  HTML login page', () => {
       expect(
         hasLoginPage({
@@ -76,6 +111,7 @@ describe('Workspace-client helpers', () => {
       ).toBeTruthy();
     });
   });
+
   describe('checks for HTTP 401 Unauthorized response status code', () => {
     it('should return false in the case with HTTP 400 Bad Request', () => {
       expect(isUnauthorized('...HTTP Status 400 ....')).toBeFalsy();
@@ -101,6 +137,7 @@ describe('Workspace-client helpers', () => {
         }),
       ).toBeFalsy();
     });
+
     it('should return true in the case with HTTP 401 Unauthorized', () => {
       expect(isUnauthorized('...HTTP Status 401 ....')).toBeTruthy();
       expect(
@@ -126,6 +163,7 @@ describe('Workspace-client helpers', () => {
       ).toBeTruthy();
     });
   });
+
   describe('checks for HTTP 403 Forbidden response status code', () => {
     it('should return false in the case with HTTP 400 Bad Request', () => {
       expect(isForbidden('...HTTP Status 400 ....')).toBeFalsy();
@@ -151,6 +189,7 @@ describe('Workspace-client helpers', () => {
         }),
       ).toBeFalsy();
     });
+
     it('should return true in the case with HTTP 403 Forbidden', () => {
       expect(isForbidden('...HTTP Status 403 ....')).toBeTruthy();
       expect(
@@ -176,6 +215,7 @@ describe('Workspace-client helpers', () => {
       ).toBeTruthy();
     });
   });
+
   describe('checks for HTTP 500 Internal Server Error response status code', () => {
     it('should return false in the case with HTTP 400 Bad Request', () => {
       expect(isInternalServerError('...HTTP Status 400 ....')).toBeFalsy();
@@ -201,6 +241,7 @@ describe('Workspace-client helpers', () => {
         }),
       ).toBeFalsy();
     });
+
     it('should return true in the case with HTTP 500 Internal Server Error', () => {
       expect(isInternalServerError('...HTTP Status 500 ....')).toBeTruthy();
       expect(
@@ -479,6 +520,7 @@ describe('Workspace-client helpers', () => {
           );
         });
       });
+
       describe('from the custom registry', () => {
         it('should return an editor without changes', async () => {
           optionalFilesContent[CHE_EDITOR_YAML_PATH] = dump({
diff --git a/packages/dashboard-frontend/src/services/workspace-client/helpers.ts b/packages/dashboard-frontend/src/services/workspace-client/helpers.ts
index ff54d54a1..f2e7b6946 100644
--- a/packages/dashboard-frontend/src/services/workspace-client/helpers.ts
+++ b/packages/dashboard-frontend/src/services/workspace-client/helpers.ts
@@ -11,6 +11,7 @@
  */
 
 import common from '@eclipse-che/common';
+import { AxiosResponse } from 'axios';
 import { dump, load } from 'js-yaml';
 import { ThunkDispatch } from 'redux-thunk';
 
@@ -35,7 +36,14 @@ export function getErrorMessage(error: unknown): string {
       return 'Unexpected error type. Please report a bug.';
     }
 
-    errorMessage = `HTTP Error code ${code}. Endpoint which throws an error ${endpoint}. ${errorMessage}`;
+    const errorDetails = `HTTP Error code ${code}. Endpoint which throws an error ${endpoint}.`;
+    console.error(errorDetails);
+
+    if (common.helpers.errors.includesAxiosResponse(error) && error.response.data) {
+      errorMessage = error.response.data;
+    } else {
+      errorMessage = `${errorDetails} ${errorMessage}`;
+    }
   }
 
   if (isUnauthorized(error) || isForbidden(error)) {
@@ -98,8 +106,14 @@ function hasStatus(error: unknown, _status: number): boolean {
       return true;
     }
   } else if (typeof error === 'object' && error !== null) {
-    const { status, statusCode } = error as { [propName: string]: string | number };
-    if (statusCode == _status || status == _status) {
+    const { status, statusCode, response } = error as {
+      [propName: string]: string | number | unknown;
+    };
+    if (
+      statusCode == _status ||
+      status == _status ||
+      (response && (response as AxiosResponse).status == _status)
+    ) {
       return true;
     } else {
       try {