System.NullReferenceException

[Amit Saraf]

Product Version : 18.1.0.52 - Service Pack   

I don't know whether this error is due to any of my code or due to built in code. But this is happening in multiple applications after updating project with above mentiond version of Syncfusion Essential Controls for WPF

here is Windows error reporting log for more details

Application: GS gAccounts.exe

Framework Version: v4.0.30319

Description: The process was terminated due to an unhandled exception.

Exception Info: System.NullReferenceException

   at Syncfusion.Windows.Controls.Input.SfTextBoxExt.UpdateAppendSelectedItem()

   at Syncfusion.Windows.Controls.Input.SfTextBoxExt.MainWindow_MouseDown(System.Object, System.Windows.Input.MouseButtonEventArgs)

   at System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(System.Delegate, System.Object)

   at System.Windows.RoutedEventArgs.InvokeHandler(System.Delegate, System.Object)

   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(System.Object, System.Windows.RoutedEventArgs)

   at System.Windows.EventRoute.InvokeHandlersImpl(System.Object, System.Windows.RoutedEventArgs, Boolean)

   at System.Windows.UIElement.RaiseEventImpl(System.Windows.DependencyObject, System.Windows.RoutedEventArgs)

   at System.Windows.UIElement.RaiseTrustedEvent(System.Windows.RoutedEventArgs)

   at System.Windows.UIElement.RaiseEvent(System.Windows.RoutedEventArgs, Boolean)

   at System.Windows.Input.InputManager.ProcessStagingArea()

   at System.Windows.Input.InputManager.ProcessInput(System.Windows.Input.InputEventArgs)

   at System.Windows.Input.InputProviderSite.ReportInput(System.Windows.Input.InputReport)

   at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr, System.Windows.Input.InputMode, Int32, System.Windows.Input.RawMouseActions, Int32, Int32, Int32)

   at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr, MS.Internal.Interop.WindowMessage, IntPtr, IntPtr, Boolean ByRef)

   at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr, Int32, IntPtr, IntPtr, Boolean ByRef)

   at MS.Win32.HwndWrapper.WndProc(IntPtr, Int32, IntPtr, IntPtr, Boolean ByRef)

   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(System.Object)

   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(System.Delegate, System.Object, Int32)

   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(System.Object, System.Delegate, System.Object, Int32, System.Delegate)

   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(System.Windows.Threading.DispatcherPriority, System.TimeSpan, System.Delegate, System.Object, Int32)

   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr, Int32, IntPtr, IntPtr)

   at MS.Win32.UnsafeNativeMethods.DispatchMessage(System.Windows.Interop.MSG ByRef)

   at System.Windows.Threading.Dispatcher.PushFrameImpl(System.Windows.Threading.DispatcherFrame)

   at System.Windows.Threading.Dispatcher.PushFrame(System.Windows.Threading.DispatcherFrame)

   at System.Windows.Application.RunDispatcher(System.Object)

   at System.Windows.Application.RunInternal(System.Windows.Window)

   at System.Windows.Application.Run(System.Windows.Window)

   at System.Windows.Application.Run()

   at GS.App.Main()

--- Next Immediate Log

Fault bucket , type 0

Event Name: CLR20r3

Response: Not available

Cab Id: 0

Problem signature:

P1: GS gAccounts.exe

P2: 1.0.0.0

P3: 5f2e4182

P4: Syncfusion.SfInput.Wpf

P5: 18.1460.0.52

P6: 5eb8a07a

P7: 213

P8: 1

P9: System.NullReferenceException

P10: 

Attached files:

These files may be available here:

\\?\C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_GS gAccounts.exe_d5ffd5383f422a2ac51b441ba452f4968ffd859_ffa515bb_d53cc45f-4a09-4b9c-9155-22de67b2991f

Analysis symbol: 

Rechecking for solution: 0

Report Id: 6bae6ee1-9192-4d85-98d1-925da48cb6dc

Report Status: 4

Hashed bucket: 

Cab Guid: 0 

Hope this will help you to look into the matter

Amit Saraf

[Suganya Sethuraman]

Hi Amit,

Greetings from Syncfusion,

We have checked the reported issue. This issue has already fixed and included in the latest NuGet. Please check this with latest NuGet (18.2.0.57).

Please let us know if you have any concerns.

Regards,
Suganya Sethuraman. 

[Amit Saraf]

Thanks for your reply

Can you please let me know when the patch would be available through regular service release.

I use volume & service downloads

Thanks

Amit Saraf

[Suganya Sethuraman]

Hi Amit,

We have already fixed the reported issue. We have included a issue fix in Volume 2 main release (18.2.0.44 version). Now we have created the patch in the 18.1.0.52-Service Pack. Please download the path from the following location. 

Please find the patch setup from below location:
http://syncfusion.com/Installs/support/patch/18.1.0.52/748773/F157708/SyncfusionPatch_18.1.0.52_748773_9112020031803714_F157708.exe

(OR)

Please find the patch assemblies alone from below location: http://syncfusion.com/Installs/support/patch/18.1.0.52/748773/F157708/SyncfusionPatch_18.1.0.52_748773_9112020031803714_F157708.zip

(OR)

Please find the NuGet from below location:
http://syncfusion.com/Installs/support/patch/18.1.0.52/748773/F157708/SyncfusionNuget_18.1.0.52_748773_9112020031803714_F157708.zip

Assembly Version: 18.1.0.52

We can take NuGet only using Main release and SP1 release versions, so we have taken the NuGet in 18.1.0.52.

Disclaimer: 

Please note that we have created this patch for version 18.1.0.52 specifically to resolve the following issue reported in this incident. If you have received other patches for the same version for other products, please apply all patches in the order received.

Note: Please clear the cache, before the apply the provided patch 

https://www.syncfusion.com/kb/6987/how-to-clear-nuget-cache

If you want the issue fix in volume release, please upgrade your NuGet packages to 18.2.0.44.

Regards,
Suganya Sethuraman.