The Telligent Monitoring Exceptions contains an Unknown Error:
UnknownException: An error occurred while recalculating a metric (An unexpected error prevented your requested action from completing. The error has been logged for the administrator to review.) ---> System.ArgumentNullException: Der Wert darf nicht NULL sein.
Parametername: source
bei System.Linq.Enumerable.Contains[TSource](IEnumerable`1 source, TSource value, IEqualityComparer`1 comparer)
bei System.Linq.Enumerable.Contains[TSource](IEnumerable`1 source, TSource value)
bei Telligent.Evolution.Api.Scores.ContentQualityScore.<>c.(IContentType )
bei System.Linq.Enumerable.WhereSelectListIterator`2.MoveNext()
bei System.Linq.Buffer`1..ctor(IEnumerable`1 source)
bei System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)
bei Telligent.Evolution.Api.Scores.ContentQualityScore.get_SupportedContentTypes()
bei Telligent.Evolution.Scoring.Services.ScoringService.IsContentTypeSupported(IScore score, Guid contentTypeId)
bei Telligent.Evolution.Scoring.Services.ScoringService.QueueScoresForCalculation(Guid metricId, Guid contentId, Guid contentType)
bei Telligent.Evolution.Scoring.Services.ScoringService.CalculateAndUpdateMetric(Guid metricId, Guid contentId, Guid contentType)
bei Telligent.Evolution.Scoring.Services.ScoringService.RecalculateFlaggedMetrics(Int32 maxResults, Nullable`1 cancellationToken)
— End of inner exception stack trace —
bei Telligent.Evolution.Platform.Logging.ExceptionHelper.Handle(Exception ex, String message, CSExceptionType type)
bei Telligent.Evolution.Scoring.Services.ScoringService.RecalculateFlaggedMetrics(Int32 maxResults, Nullable`1 cancellationToken)
bei Telligent.Evolution.Scoring.Jobs.MetricRecalculationJob.Execute(JobData data)
bei Telligent.Evolution.Components.Jobs.EvolutionJobRunner.SubExecute(JobExecutionContext context)
bei Telligent.Evolution.Components.Jobs.BaseJobRunner.Execute(JobExecutionContext job)
bei ...()
bei System.Threading.Tasks.Task.Execute()
bei System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
bei System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
bei System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot)
bei System.Threading.Tasks.Task.ExecuteEntry(Boolean bPreventDoubleExecution)
bei System.Threading.ThreadPoolWorkQueue.Dispatch()
Any Idea how to fix it?
