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Object reference not set to an instance of an object. (mscorlib)
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Program location:
Server stack trace:
at VideoOS.Common.Integration.Definition.TypeDefinition.GetActiveTypeContent()
at VideoOS.Administration.Controls.PropertyGrid.PropertyGridHelper.AddCapabilityPropertySpec(PropertyBag pb, SectionInformation sectionInfo, CapabilityDefinition capability)
at VideoOS.Administration.Controls.PropertyGrid.PropertyGridHelper.AddCapabilitiesSectionToGrid(PropertyBag pb, SectionInformation sectionInfo, CapabilitiesCollection capabilitiesCollection, List`1 capFilters)
at VideoOS.Administration.Controls.PropertyGrid.PropertyGridHelper.SetPropertyGridBag(PropertyBag pb, DeviceDefinition deviceDefinition, List`1 capFilters)
at VideoOS.Administration.AddIn.UserControlConfigReports.CreateDevicePropertyBag(Device device)
at VideoOS.Administration.AddIn.UserControlConfigReports.AddDeviceReport(TaskState taskState, ReportProgress reportProgress, AbortRequested abortRequested)
at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Object[]& outArgs)
at System.Runtime.Remoting.Messaging.StackBuilderSink.AsyncProcessMessage(IMessage msg, IMessageSink replySink)
Exception rethrown at [0]:
at System.Runtime.Remoting.Proxies.RealProxy.EndInvokeHelper(Message reqMsg, Boolean bProxyCase)
at System.Runtime.Remoting.Proxies.RemotingProxy.Invoke(Object NotUsed, MessageData& msgData)
at VideoOS.Common.Integration.Threading.AsyncTask.EndInvoke(IAsyncResult result)
at VideoOS.Common.Integration.Threading.AsyncTaskManager.TaskCompleted(IAsyncResult result)