diff --git a/dmp-frontend/src/app/core/services/tenant/tenant-handling.service.ts b/dmp-frontend/src/app/core/services/tenant/tenant-handling.service.ts
index 964a72001..284ebe80e 100644
--- a/dmp-frontend/src/app/core/services/tenant/tenant-handling.service.ts
+++ b/dmp-frontend/src/app/core/services/tenant/tenant-handling.service.ts
@@ -67,7 +67,7 @@ export class TenantHandlingService extends BaseService {
 
 
 	public loadAndApplyTenantCssColors() {
-		this.loadTenantCssColors().pipe(takeUntil(this._destroyed)).subscribe(x => this.applyTenantCssColors(x.cssColors))
+		this.loadTenantCssColors().pipe(takeUntil(this._destroyed)).subscribe(x => this.applyTenantCssColors(x?.cssColors))
 	}
 
 	public loadTenantCssColors(): Observable<TenantConfiguration> {