DSA.log contains error:
"Common Error 0xe1000047. Cannot peek from activation message queue DIRECT=OS:.\private$\MTL-PDQDS-4761_activation.
Error 0xc00e0003. The queue does not exist or you do not have sufficient permissions to perform the operation. (source=MSMQQueueInfo)."
Issue appears to be with Microsoft Mesage Queuing Service.