Could not load file or assembly 'Microsoft.Xrm.Client, Version=5.0.9689.1985

Hi,

I am getting the following error in CRM where the plug-in code is being executed...

Can you please help me in this.

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Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault,

Microsoft.Xrm.Sdk, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]:

System.IO.FileNotFoundException: Could not load file or assembly 'Microsoft.Xrm.Client, Version=5.0.9689.1985,

Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file

specified.
File name: 'Microsoft.Xrm.Client, Version=5.0.9689.1985, Culture=neutral, PublicKeyToken=31bf3856ad364e35'
   at System.Reflection.RuntimeAssembly.GetExportedTypes(RuntimeAssembly assembly, ObjectHandleOnStack retTypes)
   at System.Reflection.RuntimeAssembly.GetExportedTypes()
   at Microsoft.Xrm.Sdk.KnownTypesProvider.get_KnownOrganizationRequestResponseTypes()
   at Microsoft.Xrm.Sdk.KnownTypesResolver.ResolveName(String typeName, String typeNamespace, Type declaredType,

DataContractResolver knownTypeResolver)

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