Server Error in '/' Application.

Nullable object must have a value.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.InvalidOperationException: Nullable object must have a value.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[InvalidOperationException: Nullable object must have a value.]
   System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource) +60
   ImageResizer.Configuration.Performance.<>c.<DequeueValues>b__14_0(TimeSlotResult r) +46
   System.Linq.WhereSelectArrayIterator`2.MoveNext() +190
   ImageResizer.Configuration.Performance.PerIntervalSampling.FireCallbackEvents() +108
   ImageResizer.Configuration.Performance.PerIntervalSampling.Record(Int64 timestamp, Int64 count) +138
   ImageResizer.Configuration.Performance.MultiIntervalStats.Record(Int64 timestamp, Int64 count) +81
   ImageResizer.Configuration.Performance.GlobalPerf.JobComplete(ImageBuilder builder, ImageJob job) +1241
   ImageResizer.ImageBuilder.Build(ImageJob job) +673
   ImageResizer.<>c__DisplayClass5_0.<HandleRequest>b__1(Stream stream) +972
   ImageResizer.Plugins.Basic.NoCacheHandler.ProcessRequest(HttpContext context) +271
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +542
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +75
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +93


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0