Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: System.Runtime.Serialization.SerializationException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #9B5BBCF5Detail:
<OrganizationServiceFault xmlns:i="www.w3.org/.../XMLSchema-instance" xmlns="schemas.microsoft.com/.../Contracts">
<ErrorCode>-2147220970</ErrorCode>
<ErrorDetails xmlns:d2p1="schemas.datacontract.org/.../System.Collections.Generic" />
<Message>System.Runtime.Serialization.SerializationException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #9B5BBCF5</Message>
<Timestamp>2016-04-06T15:27:54.6950795Z</Timestamp>
<InnerFault i:nil="true" />
<TraceText>
[Crm.Plugins: Crm.Plugins.PostCreateCase]
[e6fafb41-77dc-e511-9e3b-005056985197: Crm.Plugins.PostCreateCase]: Update of Case Entity]
</TraceText>
</OrganizationServiceFault>