Hello Mohamed, Please direct your question to the ActiveMQ users list. This list is for developers working on making changes to ActiveMQ.
Correct list for your question: us...@activemq.apache.org <mailto:us...@activemq.apache.org> Thanks, Matt > On Jun 4, 2025, at 2:44 AM, mohamed dridi <mohamed_drid...@yahoo.fr.INVALID> > wrote: > > Hello , I hope you are doing well > Could you please assist me with the issue below ? > > I am investigating an issue that a client of ours reported but I didn't > manage to figure out the root cause by myself. The application crashes and > the event log shows NullReferenceException in the method > ClearMessagesInProgress() of the file MessageConsumer.cs of > activemq-nms-stomp. > > Below is what is seen in the event log :pplication: FBSService.exe > Framework Version: v4.0.30319 > Description: The process was terminated due to an unhandled exception. > Exception Info: System.NullReferenceException > at Apache.NMS.Stomp.MessageConsumer.ClearMessagesInProgress() > at > System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, > System.Threading.ContextCallback, System.Object, Boolean) > at > System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, > System.Threading.ContextCallback, System.Object, Boolean) > at > System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem( > ) > at System.Threading.ThreadPoolWorkQueue.Dispatch()Faulting application > name: FBSService.exe, version: 1.7.4.4, time stamp: 0x623caac4 > Faulting module name: unknown, version: 0.0.0.0, time stamp: 0x00000000 > Exception code: 0xc0000005 > Fault offset: 0x00007ffa18f5ae81 > Faulting process id: 0x3a0 > Faulting application start time: 0x01dbcfa84ee57e9c > Faulting application path: D:\App\FBS Service\FBSService.exe > Faulting module path: unknown > Report Id: 51cacd1e-0537-4a5f-b148-9390bdf69f04 > Faulting package full name: > Faulting package-relative application ID:The application produces an activemq > log .If needed , I will send it to you > > I hope you guys are able to help me. Thank you very much in advance > Regards, > > | > | > > | > > | > | > Mohamed Dridi > > Junior software developer > | > | > | > | > > | > mohamed_drid...@yahoo.fr > | > | > > | > 52 867 533 > | > | > > | > 14 rue Ahmed chawki , Hammam chott > | > > | > > | > | > | > > | | > > | | > > | | > > | > >