diff --git a/src/Squidex/app/framework/utils/date-time.ts b/src/Squidex/app/framework/utils/date-time.ts
index d34578c17..1cfd73eaf 100644
--- a/src/Squidex/app/framework/utils/date-time.ts
+++ b/src/Squidex/app/framework/utils/date-time.ts
@@ -110,7 +110,7 @@ export class DateTime {
         if (parsedMoment.isValid()) {
             return new DateTime(parsedMoment.toDate());
         } else {
-            throw `${value} is not a valid date time string`;
+            throw Error(`DateTime: ${value} is not a valid date time string`);
         }
     }
 
@@ -120,7 +120,7 @@ export class DateTime {
         if (parsedMoment.isValid()) {
             return new DateTime(parsedMoment.toDate());
         } else {
-            throw `${value} is not a valid date time string`;
+            throw Error(`DateTime: ${value} is not a valid date time string`);
         }
     }
 
diff --git a/src/Squidex/app/shared/services/rules.service.ts b/src/Squidex/app/shared/services/rules.service.ts
index 798f73158..7f16d80cd 100644
--- a/src/Squidex/app/shared/services/rules.service.ts
+++ b/src/Squidex/app/shared/services/rules.service.ts
@@ -269,9 +269,6 @@ export class RulesService {
         const url = this.apiUrl.buildUrl(link.href);
 
         return HTTP.requestVersioned(this.http, link.method, url, version).pipe(
-            map(({ payload }) => {
-                return parseRule(payload.body);
-            }),
             tap(() => {
                 this.analytics.trackEvent('Rule', 'Deleted', appName);
             }),