APP Fabric constantly failing


i am having with Appfabric server that started to crash.

in the logs i see:

Application: DistributedCacheService.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: System.Runtime.CallbackException
   at System.Net.Security.NegoState.WriteCallback(System.IAsyncResult)
   at System.Net.LazyAsyncResult.Complete(IntPtr)
   at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
   at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object)
   at System.Net.ContextAwareResult.Complete(IntPtr)
   at System.Net.Sockets.BaseOverlappedAsyncResult.CompletionPortCallback(UInt32, UInt32, System.Threading.NativeOverlapped*)
   at System.Threading._IOCompletionCallback.PerformIOCompletionCallback(UInt32, UInt32, System.Threading.NativeOverlapped*)

i tried to upgrade the appfabric to 1.1 (it was 1.0) but it is still the same.

i saw that other people had the same but iwas not able to find a solution:

can you help?
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David Johnson, CD, MVPOwnerCommented:
i tried to upgrade the appfabric to 1.1 (it was 1.0) but it is still the same.

Did you update the references in your project.. the version 1.0's are in the GAC and have to be overwritten.

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AsteaDevAuthor Commented:
the system worked before and stopped working and after few second after i do start-cachecluster the service is down.

the .Net App Server are installed.

what do you mena IIS zones?

AsteaDevAuthor Commented:
i am not sure about the GAC issue since I dont have yet a problem with my code & project.

the service crash few seconds after i start it, even if i dont call the APPFABRIC.

any other idea?
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