PSSDIAGForBizTalk Error enumerating virtual servers

  Problem ======== When running PSSDiagForBizTalk in a BizTalk cluster which is not SQL cluster(no SQL server resource in the cluster), the following error is reported: 2011/02/25 15:14:35.48 PSSDIAG Error enumerating virtual servers.  Is your SQL Server instance clustered? 2011/02/25 15:14:35.48 PSSDIAG Error retrieving servers from the configuration file.  Aborting.  Please see Microsoft Knowledge Base…