Filr Net Folder connections fail after firmware update on EMC Isilon NAS.

Net Folders configured in Filr that point to an EMC Isilon NAS device stop working due to connection failures after applying firmware updates to the Isilon NAS. The following errors were observed in the appserver.log and famtd.log files:

appserver.log
2017-03-07 15:51:04,723 ERROR [http-apr-8443-exec-2] [com.novell.teaming.module.folder.impl.PlusFolderModule] - (jit) Error executing JITS on folder [/Home Workspace/Personal Workspaces/John Doe (user-abc)/Home/Novell Incidents/Filr-AD Isilon Auth issue] (id=156926)
java.util.concurrent.ExecutionException: org.kablink.teaming.UncheckedIOException: I/O error on 'user-abc\Novell Incidents\Filr-AD Isilon Auth issue':

famtd.log
Mar  7 15:51:04 filr-ad-1 famtd[10365]: ERROR:sendStatus: sending status ret: FAMT_FAILURE
Mar  7 15:51:54 filr-ad-1 famtd[10365]: ERROR:CIFSOperations::ListAll:[sid - 1/31yfQCxfEoyDcPl5KFkQ==] SMBC_Getxattr: failed: Connection reset by peer
Mar  7 15:51:54 filr-ad-1 famtd[10365]: ERROR:FAMTOperations::ProceesRequest:[sid - 1/31yfQCxfEoyDcPl5KFkQ==] failed unc: \\dec-smb\dec_home identity: dec\\filr-ad session: 1/31yfQCxfEoyDcPl5KFkQ==
Mar  7 15:51:54 filr-ad-1 famtd[10365]: ERROR:CIFSOperations::ProcessRequest:[sid - 1/31yfQCxfEoyDcPl5KFkQ==]  failed unc: \\dec-smb\dec_home identity: dec\\filr-ad session: 1/31yfQCxfEoyDcPl5KFkQ==
Mar  7 15:51:54 filr-ad-1 famtd[10365]: ERROR:thread_handler: request processing failed - FAMT_FAILURE
Mar  7 15:51:54 filr-ad-1 famtd[10365]: ERROR:sendStatus: sending status ret: FAMT_FAILURE

A fix for this issue is available in the Filr 2.0 - Hot Patch 4 available in the Novell Patch Finder.