diff --git a/web/.angular-cli.json b/web/.angular-cli.json
index 886ad2b27..debf28c4c 100644
--- a/web/.angular-cli.json
+++ b/web/.angular-cli.json
@@ -9,7 +9,8 @@
 			"outDir": "dist",
 			"assets": [
 				"assets",
-				"taskana.ico"
+				"taskana.ico",
+				"environments/data-sources"
 			],
 			"index": "index.html",
 			"main": "main.ts",
diff --git a/web/src/app/app-routing.module.ts b/web/src/app/app-routing.module.ts
index 4edda3429..39683b68c 100644
--- a/web/src/app/app-routing.module.ts
+++ b/web/src/app/app-routing.module.ts
@@ -8,11 +8,13 @@ import { MasterAndDetailComponent } from './shared/master-and-detail/master-and-
 import { NoAccessComponent } from './administration/workbasket/details/noAccess/no-access.component';
 import { ClassificationListComponent } from './administration/classification/master/list/classification-list.component';
 import { ClassificationDetailsComponent } from 'app/administration/classification/details/classification-details.component';
+import { EnvironmentUrlGuard } from 'app/guards/environment-url-guard';
 
 const appRoutes: Routes = [
     {
         path: 'administration/workbaskets',
         component: MasterAndDetailComponent,
+        canActivate: [EnvironmentUrlGuard],
         children: [
             {
                 path: '',
@@ -39,6 +41,7 @@ const appRoutes: Routes = [
     {
         path: 'administration/classifications',
         component: MasterAndDetailComponent,
+        canActivate: [EnvironmentUrlGuard],
         children: [
             {
                 path: '',
diff --git a/web/src/app/app.module.ts b/web/src/app/app.module.ts
index c4a1420aa..e913c5b9b 100644
--- a/web/src/app/app.module.ts
+++ b/web/src/app/app.module.ts
@@ -59,6 +59,7 @@ import { TreeService } from './services/tree/tree.service';
 import { ClassificationTypesService } from './services/classification-types/classification-types.service';
 import { ClassificationCategoriesService } from 'app/services/classification-categories-service/classification-categories.service';
 
+
 /**
  * Pipes
  */
@@ -68,6 +69,11 @@ import { SelectWorkBasketPipe } from './pipes/selectedWorkbasket/seleted-workbas
 import { SpreadNumberPipe } from './pipes/spreadNumber/spread-number';
 import { DomainService } from './services/domain/domain.service';
 
+/**
+ * Guards
+ */
+import { EnvironmentUrlGuard } from './guards/environment-url-guard';
+
 const MODULES = [
   BrowserModule,
   FormsModule,
@@ -135,7 +141,8 @@ const DECLARATIONS = [
     ClassificationsService,
     TreeService,
     ClassificationTypesService,
-    ClassificationCategoriesService
+    ClassificationCategoriesService,
+    EnvironmentUrlGuard
   ],
   bootstrap: [AppComponent]
 })
diff --git a/web/src/app/guards/environment-url-guard.ts b/web/src/app/guards/environment-url-guard.ts
new file mode 100644
index 000000000..92074c15b
--- /dev/null
+++ b/web/src/app/guards/environment-url-guard.ts
@@ -0,0 +1,28 @@
+import { Observable } from 'rxjs/Observable';
+import { HttpClient } from '@angular/common/http';
+import { CanActivate } from '@angular/router';
+import { environment } from 'app/../environments/environment';
+import { Injectable } from '@angular/core';
+
+@Injectable()
+export class EnvironmentUrlGuard implements CanActivate {
+    constructor(private httpClient: HttpClient) { }
+
+    canActivate() {
+        return this.httpClient.get<any>('environments/data-sources/environment-information.json').map(jsonFile => {
+            if (jsonFile) {
+                environment.taskanaWorkplaceUrl = jsonFile.taskanaWorkplaceUrl === '' ?
+                    environment.taskanaWorkplaceUrl : jsonFile.taskanaWorkplaceUrl;
+                environment.taskanaAdminUrl = jsonFile.taskanaAdminUrl === '' ?
+                    environment.taskanaAdminUrl : jsonFile.taskanaAdminUrl;
+                environment.taskanaMonitorUrl = jsonFile.taskanaMonitorUrl === '' ?
+                    environment.taskanaMonitorUrl : jsonFile.taskanaMonitorUrl;
+                environment.taskanaRestUrl = jsonFile.taskanaRestUrl === '' ?
+                    environment.taskanaRestUrl : jsonFile.taskanaRestUrl;
+            }
+            return true;
+        }).catch(() => {
+            return Observable.of(true)
+        });
+    }
+}
diff --git a/web/src/app/services/httpClientInterceptor/http-client-interceptor.service.ts b/web/src/app/services/httpClientInterceptor/http-client-interceptor.service.ts
index e9d94b419..910b51f2b 100644
--- a/web/src/app/services/httpClientInterceptor/http-client-interceptor.service.ts
+++ b/web/src/app/services/httpClientInterceptor/http-client-interceptor.service.ts
@@ -29,6 +29,8 @@ export class HttpClientInterceptor implements HttpInterceptor {
 			this.requestInProgressService.setRequestInProgress(false);
 			if (err instanceof HttpErrorResponse && (err.status === 401 || err.status === 403)) {
 				this.permissionService.setPermission(false)
+			} else if (err instanceof HttpErrorResponse && (err.status === 404) && err.url.indexOf('environment-information.json')) {
+				// ignore this error message
 			} else {
 				this.errorModalService.triggerError(
 					new ErrorModel('There was error, please contact with your administrator ', err))
diff --git a/web/src/environments/data-sources/environment-information.json b/web/src/environments/data-sources/environment-information.json
new file mode 100644
index 000000000..8ef643f83
--- /dev/null
+++ b/web/src/environments/data-sources/environment-information.json
@@ -0,0 +1,6 @@
+{
+    "taskanaAdminUrl": "",
+    "taskanaWorkplaceUrl": "",
+    "taskanaMonitorUrl": "",
+    "taskanaRestUrl": ""
+}
\ No newline at end of file