Error during local compilation (Sequence contains no matching element)

1
I have a problem compiling my project locally. It works fine in Beta 2 but when I open the project in 10.1.1 and try to run it during compilation I get an error: System.AggregateException: One or more errors occurred. (Sequence contains no matching element) (Sequence contains no matching element) (Sequence contains no matching element) (Sequence contains no matching element) and I don't know where to look for a solution. I don't even know where to start :) Can you give me a hint as to what this error might actually be about? The whole description of the error below:   System.AggregateException: One or more errors occurred. (Sequence contains no matching element) (Sequence contains no matching element) (Sequence contains no matching element) (Sequence contains no matching element)  ---> System.InvalidOperationException: Sequence contains no matching element    at System.Linq.ThrowHelper.ThrowNoMatchException()    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_3.<Write>b__3(IJsArrayWriter argWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 62    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_0.<Write>b__0(IJsObjectWriter paramWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 0    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteProperty(String type, Action`1 paramsWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 50    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.<>c__DisplayClass34_0.<WriteWidget>b__0(JsonWriter writer) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 75    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.GetWidgetProperties(Action`1 writeProperties) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 155    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.WriteWidget(IFormWriter formWriter, IWebExportContext context) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArgument(String parameterName, IEnumerable`1 widgets) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArguments(IDictionary`2 arguments) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 291    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.<>c__DisplayClass21_0.<Write>b__0() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 187    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.Write() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 192    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_1.<ExportForms>b__2() in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 92    at Mendix.Modeler.Common.ResolveCache.WithCache[T](IProject project, Func`1 action) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 73    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_0.<ExportForms>b__1(IDocument document) in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 82    at Mendix.Modeler.Projects.Changes.ChangedDocumentsProcessor`1.<>c__DisplayClass6_0.<ProcessChangedDocuments>g__DoProcess|2(IDocument document) in Mendix.Modeler.Core\Projects\Changes\ChangedDocumentsProcessor.cs:line 90    at System.Linq.Parallel.ForAllOperator`1.ForAllEnumerator`1.MoveNext(TInput& currentElement, Int32& currentKey)    at System.Linq.Parallel.ForAllSpoolingTask`2.SpoolingWork()    at System.Linq.Parallel.SpoolingTaskBase.Work()    at System.Linq.Parallel.QueryTask.BaseWork(Object unused)    at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state) --- End of stack trace from previous location ---    at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)    --- End of inner exception stack trace ---    at System.Linq.Parallel.QueryTaskGroupState.QueryEnd(Boolean userInitiatedDispose)    at System.Linq.Parallel.SpoolingTask.SpoolForAll[TInputOutput,TIgnoreKey](QueryTaskGroupState groupState, PartitionedStream`2 partitions, TaskScheduler taskScheduler)    at System.Linq.Parallel.MergeExecutor`1.Execute[TKey](PartitionedStream`2 partitions, Boolean ignoreOutput, ParallelMergeOptions options, TaskScheduler taskScheduler, Boolean isOrdered, CancellationState cancellationState, Int32 queryId)    at System.Linq.Parallel.PartitionedStreamMerger`1.Receive[TKey](PartitionedStream`2 partitionedStream)    at System.Linq.Parallel.ForAllOperator`1.WrapPartitionedStream[TKey](PartitionedStream`2 inputStream, IPartitionedStreamRecipient`1 recipient, Boolean preferStriping, QuerySettings settings)    at System.Linq.Parallel.UnaryQueryOperator`2.UnaryQueryOperatorResults.ChildResultsRecipient.Receive[TKey](PartitionedStream`2 inputStream)    at System.Linq.Parallel.ScanQueryOperator`1.ScanEnumerableQueryOperatorResults.GivePartitionedStream(IPartitionedStreamRecipient`1 recipient)    at System.Linq.Parallel.UnaryQueryOperator`2.UnaryQueryOperatorResults.GivePartitionedStream(IPartitionedStreamRecipient`1 recipient)    at System.Linq.Parallel.QueryOperator`1.GetOpenedEnumerator(Nullable`1 mergeOptions, Boolean suppressOrder, Boolean forEffect, QuerySettings querySettings)    at System.Linq.Parallel.ForAllOperator`1.RunSynchronously()    at System.Linq.ParallelEnumerable.ForAll[TSource](ParallelQuery`1 source, Action`1 action)    at Mendix.Modeler.Projects.Changes.ChangedDocumentsProcessor`1.ProcessChangedDocuments(IProject project, ProjectChanges projectChanges, Func`2 processDocument) in Mendix.Modeler.Core\Projects\Changes\ChangedDocumentsProcessor.cs:line 82    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.ExportForms(IProject project, Boolean updateRunningProject) in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 63    at Mendix.Modeler.WebUI.Deployment.WebUIDeploymentWorker.ExportPages(IProject project, IProgressInfo info, Boolean updateRunningProject) in Mendix.Modeler.WebUI\Deployment\WebUIDeploymentWorker.cs:line 201    at Mendix.Modeler.WebUI.Deployment.WebUIDeploymentWorker.DoWork(DeploymentPhase phase, IProject project, DeploymentSettings settings, IProgressInfo info) in Mendix.Modeler.WebUI\Deployment\WebUIDeploymentWorker.cs:line 111    at Mendix.Modeler.Deployment.DeploymentProcessBuilder.ExecuteDeploymentWorkForPhase(DeploymentPhase phase, IProject project, DeploymentSettings settings, IProgressInfo info) in Mendix.Modeler.Deployment\DeploymentProcessBuilder.cs:line 187    at Mendix.Modeler.Deployment.DeploymentProcessBuilder.<>c__DisplayClass13_1.<AddBuildStepWithOverride>b__2() in Mendix.Modeler.Deployment\DeploymentProcessBuilder.cs:line 157    at Mendix.Modeler.Projects.ProjectStructureManager.<>c__DisplayClass2_0.<DoWithOverride>b__0() in Mendix.Modeler.Core\Projects\ProjectStructureManager.cs:line 40    at Mendix.Modeler.Projects.ProjectStructureManager.Do[T](IProject projectOverride, Func`1 action) in Mendix.Modeler.Core\Projects\ProjectStructureManager.cs:line 60    at Mendix.Modeler.Projects.ProjectStructureManager.DoWithOverride(IProject projectOverride, Action action) in Mendix.Modeler.Core\Projects\ProjectStructureManager.cs:line 38    at Mendix.Modeler.Deployment.DeploymentProcessBuilder.<>c__DisplayClass13_1.<AddBuildStepWithOverride>b__1() in Mendix.Modeler.Deployment\DeploymentProcessBuilder.cs:line 156    at Mendix.Modeler.ProtectedModules.ProtectedModulesUnlocker.<>c__DisplayClass3_0.<Do>b__0() in Mendix.Modeler.Core\ProtectedModules\ProtectedModulesUnlocker.cs:line 22    at Mendix.Modeler.ProtectedModules.ProtectedModulesUnlocker.ExecuteInContext[T](Boolean unlockImplementation, Func`1 code) in Mendix.Modeler.Core\ProtectedModules\ProtectedModulesUnlocker.cs:line 42    at Mendix.Modeler.ProtectedModules.ProtectedModulesUnlocker.Do(Boolean unlockImplementation, Action action) in Mendix.Modeler.Core\ProtectedModules\ProtectedModulesUnlocker.cs:line 20    at Mendix.Modeler.Deployment.DeploymentProcessBuilder.<>c__DisplayClass13_0.<AddBuildStepWithOverride>b__0(IProgressInfo info) in Mendix.Modeler.Deployment\DeploymentProcessBuilder.cs:line 155    at Mendix.Modeler.Deployment.FileIOExceptionHandlingProcess.<>c__DisplayClass2_1.<AddStep>b__1() in Mendix.Modeler.Deployment\FileIOExceptionHandlingProcess.cs:line 22    at Mendix.Modeler.Deployment.FileIOExceptionHandlingProcess.CatchDiskException(Action action) in Mendix.Modeler.Deployment\FileIOExceptionHandlingProcess.cs:line 31    at Mendix.Modeler.Deployment.FileIOExceptionHandlingProcess.<>c__DisplayClass2_0.<AddStep>b__0(IProgressInfo info) in Mendix.Modeler.Deployment\FileIOExceptionHandlingProcess.cs:line 22    at Mendix.Modeler.Utility.Progress.StepBase`1.Run(TProgressInfo info) in Mendix.Modeler.Utility\Progress\Step.cs:line 31    at Mendix.Modeler.Utility.Progress.StepBase`1.Mendix.Modeler.Utility.Progress.IStep.Run(Object progressInfo) in Mendix.Modeler.Utility\Progress\Step.cs:line 36    at Mendix.Modeler.UIFramework.Progress.ProcessRunner.RunStep(IStep step) in Mendix.Modeler.UIFramework\Progress\ProcessRunner.cs:line 167    at Mendix.Modeler.UIFramework.Progress.ProcessRunner.OnDoWork(Object sender, DoWorkEventArgs e) in Mendix.Modeler.UIFramework\Progress\ProcessRunner.cs:line 81    at System.ComponentModel.BackgroundWorker.OnDoWork(DoWorkEventArgs e)    at System.ComponentModel.BackgroundWorker.WorkerThreadStart(Object argument) --- End of stack trace from previous location ---    at Mendix.Modeler.UIFramework.Progress.ProcessRunner.Run() in Mendix.Modeler.UIFramework\Progress\ProcessRunner.cs:line 57    at Mendix.Modeler.Deployment.Deployer.RunProcess(IProcess process, String what, Boolean isPackage) in Mendix.Modeler.Deployment\Deployer.cs:line 85  ---> (Inner Exception #1) System.InvalidOperationException: Sequence contains no matching element    at System.Linq.ThrowHelper.ThrowNoMatchException()    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_3.<Write>b__3(IJsArrayWriter argWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 62    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_0.<Write>b__0(IJsObjectWriter paramWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 0    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteProperty(String type, Action`1 paramsWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 50    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.<>c__DisplayClass34_0.<WriteWidget>b__0(JsonWriter writer) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 75    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.GetWidgetProperties(Action`1 writeProperties) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 155    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.WriteWidget(IFormWriter formWriter, IWebExportContext context) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArgument(String parameterName, IEnumerable`1 widgets) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArguments(IDictionary`2 arguments) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 291    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.<>c__DisplayClass21_0.<Write>b__0() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 187    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.Write() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 192    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_1.<ExportForms>b__2() in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 92    at Mendix.Modeler.Common.ResolveCache.WithCache[T](IProject project, Func`1 action) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 73    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_0.<ExportForms>b__1(IDocument document) in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 82    at Mendix.Modeler.Projects.Changes.ChangedDocumentsProcessor`1.<>c__DisplayClass6_0.<ProcessChangedDocuments>g__DoProcess|2(IDocument document) in Mendix.Modeler.Core\Projects\Changes\ChangedDocumentsProcessor.cs:line 90    at System.Linq.Parallel.ForAllOperator`1.ForAllEnumerator`1.MoveNext(TInput& currentElement, Int32& currentKey)    at System.Linq.Parallel.ForAllSpoolingTask`2.SpoolingWork()    at System.Linq.Parallel.SpoolingTaskBase.Work()    at System.Linq.Parallel.QueryTask.BaseWork(Object unused)    at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state) --- End of stack trace from previous location ---    at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)<---  ---> (Inner Exception #2) System.InvalidOperationException: Sequence contains no matching element    at System.Linq.ThrowHelper.ThrowNoMatchException()    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_3.<Write>b__3(IJsArrayWriter argWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 62    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_0.<Write>b__0(IJsObjectWriter paramWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 0    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteProperty(String type, Action`1 paramsWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 50    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.TemplatedWidgetValue.<>c__DisplayClass7_0.<Write>b__1(IJsObjectWriter contentWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\TemplatedWidgetValue.cs:line 60    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.TemplatedWidgetValue.<>c__DisplayClass7_0.<Write>b__1(IJsObjectWriter contentWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\TemplatedWidgetValue.cs:line 60    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.<>c__DisplayClass34_0.<WriteWidget>b__0(JsonWriter writer) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 75    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.GetWidgetProperties(Action`1 writeProperties) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 155    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.WriteWidget(IFormWriter formWriter, IWebExportContext context) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 80    at Mendix.Modeler.WebUI.Forms.Widgets.EntityWidgets.DataViews.DataView.<>c__DisplayClass29_0.<WriteTemplates>b__0() in Mendix.Modeler.WebUI\Forms\Widgets\EntityWidgets\DataViews\DataView.cs:line 239    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteTemplate(IExportContext context, IDocumentObject documentObject, String templateName, Action writeTemplate) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 141    at Mendix.Modeler.WebUI.Forms.Widgets.EntityWidgets.DataViews.DataView.WriteTemplates(FormWriter formWriter, IWebExportContext context) in Mendix.Modeler.WebUI\Forms\Widgets\EntityWidgets\DataViews\DataView.cs:line 251    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteTemplates() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 91    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.Write() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 192    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_1.<ExportForms>b__2() in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 92    at Mendix.Modeler.Common.ResolveCache.WithCache[T](IProject project, Func`1 action) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 73    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_0.<ExportForms>b__1(IDocument document) in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 82    at Mendix.Modeler.Projects.Changes.ChangedDocumentsProcessor`1.<>c__DisplayClass6_0.<ProcessChangedDocuments>g__DoProcess|2(IDocument document) in Mendix.Modeler.Core\Projects\Changes\ChangedDocumentsProcessor.cs:line 90    at System.Linq.Parallel.ForAllOperator`1.ForAllEnumerator`1.MoveNext(TInput& currentElement, Int32& currentKey)    at System.Linq.Parallel.ForAllSpoolingTask`2.SpoolingWork()    at System.Linq.Parallel.SpoolingTaskBase.Work()    at System.Linq.Parallel.QueryTask.BaseWork(Object unused)    at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state) --- End of stack trace from previous location ---    at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)<---  ---> (Inner Exception #3) System.InvalidOperationException: Sequence contains no matching element    at System.Linq.ThrowHelper.ThrowNoMatchException()    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_3.<Write>b__3(IJsArrayWriter argWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 62    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.PluginWidgets.PropertyValues.ListValues.DatabaseObjectListValue.<>c__DisplayClass7_0.<Write>b__0(IJsObjectWriter paramWriter) in Mendix.Modeler.WebUI\PluginWidgets\PropertyValues\ListValues\DatabaseObjectListValue.cs:line 0    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteProperty(String type, Action`1 paramsWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 50    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteObject(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 35    at Mendix.Common.Util.EnumerableUtil.ForEach[T](IEnumerable`1 source, Action`1 action) in Mendix.Common\Util\EnumerableUtil.cs:line 51    at Mendix.Modeler.WebUI.Export.PluginWidgets.JsAsJsonWriter.WriteArray(Action`1 contentWriter) in Mendix.Modeler.WebUI.Export\PluginWidgets\JsAsJsonWriter.cs:line 42    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.<>c__DisplayClass34_0.<WriteWidget>b__0(JsonWriter writer) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 75    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.GetWidgetProperties(Action`1 writeProperties) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 155    at Mendix.Modeler.WebUI.PluginWidgets.PluginWidget.WriteWidget(IFormWriter formWriter, IWebExportContext context) in Mendix.Modeler.WebUI\PluginWidgets\PluginWidget.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArgument(String parameterName, IEnumerable`1 widgets) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 80    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.WriteArguments(IDictionary`2 arguments) in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 291    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.<>c__DisplayClass21_0.<Write>b__0() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 187    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormWriter.Write() in Mendix.Modeler.WebUI\Forms\Exporter\FormWriter.cs:line 192    at Mendix.Modeler.Common.ResolveCache.TrackResolves(Action code) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 100    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_1.<ExportForms>b__2() in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 92    at Mendix.Modeler.Common.ResolveCache.WithCache[T](IProject project, Func`1 action) in Mendix.Modeler.Core\Common\Problems\ResolveCache.cs:line 73    at Mendix.Modeler.WebUI.Forms.Exporter.FormExporter.<>c__DisplayClass5_0.<ExportForms>b__1(IDocument document) in Mendix.Modeler.WebUI\Forms\Exporter\FormExporter.cs:line 82    at Mendix.Modeler.Projects.Changes.ChangedDocumentsProcessor`1.<>c__DisplayClass6_0.<ProcessChangedDocuments>g__DoProcess|2(IDocument document) in Mendix.Modeler.Core\Projects\Changes\ChangedDocumentsProcessor.cs:line 90    at System.Linq.Parallel.ForAllOperator`1.ForAllEnumerator`1.MoveNext(TInput& currentElement, Int32& currentKey)    at System.Linq.Parallel.ForAllSpoolingTask`2.SpoolingWork()    at System.Linq.Parallel.SpoolingTaskBase.Work()    at System.Linq.Parallel.QueryTask.BaseWork(Object unused)    at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state) --- End of stack trace from previous location ---    at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)<---
asked
2 answers
1

I have had such a dismal experience with Mendix technical support that I think I need to look for a solution myself....

answered
0

You might want to try a support ticket for this at https://support.mendix.com/hc/en-us ).

From the beginning it looks like some widget problem with enumerations. So maybe that gives a clue on what the problem might be.

Regards,

Ronald

 

answered