VM Backup Failing Failed to connect to peer. Error: Failed to connect to server ddcvhp103.lyondell.com:902

We have some Virtual server backups  failing with the following

Extracted 13 lines, suppressed 1005 lines.

See file "E:\Program Files\EMC NetWorker\nsr\logs\policy\DDCPRDT1VM04\2326348-edcirp02-2017-4-22-19-32-36" for complete logs.

Extracted Lines:

2017-04-22 19:32:19 avnwcomm Warning <0000>: Plug-in returned non-zero exit code (205). Aborting NetWorker connection.

2017-04-22 19:32:17 avvcbimage Warning <16041>: VDDK:[NFC ERROR] NfcNewAuthdConnectionEx: Failed to connect to peer. Error: Failed to connect to server ddcvhp103.lyondell.com:902

2017-04-22 19:32:17 avvcbimage Warning <16041>: VDDK:[NFC ERROR] NfcNewAuthdConnectionEx: Failed to connect to peer. Error: Failed to connect to server ddcvhp103.lyondell.com:902

2017-04-22 19:32:17 avvcbimage Error <0000>: [IMG0008] Failed to connect to virtual disk [VM_PRD_BE_VV11] edcirp02_1/edcirp02-000002.vmdk (13) (13) You do not have access rights to this file

2017-04-22 19:32:17 avvcbimage Error <0000>: [IMG0008] VixDiskLib_Open([VM_PRD_BE_VV11] edcirp02_1/edcirp02-000002.vmdk) returned (13) You do not have access rights to this file

2017-04-22 19:32:17 avvcbimage Warning <0000>: [IMG1001] This access rights error may have been caused by a VM flag in the wrong state for Windows Server 2008.

2017-04-22 19:32:19 avvcbimage Warning <6690>: CTL workorder "DDCPRDT1VM04-1492907401767" non-zero exit status 'code 163: externally cancelled'

2017-04-22 19:32:19 avvcbimage Error <0000>: [IMG0011] Avtar exited with 'code 163: externally cancelled'

2017-04-22 19:32:18 avtar FATAL <19823>: Received EOF or error during data read

2017-04-22 19:32:19 avtar FATAL <0000>: Backup 'DDCPRDT1VM04-1492907401767' to DDR not sealed due to previous errors2017-04-22 19:32:19 avtar Info <0000>: Entering the 'final' phase of termination, Fatal error enountered)

2017-04-22 19:32:19 avtar FATAL <5155>: Backup aborted due to earlier errors.  No backup created on the server.

2017-04-22 19:32:19 avtar Info <6149>: Error summary: 5 errors: 19823, 5155, 1(2), 0

2017-04-22 19:32:30 DDCPRDT1VM04-1492907401767 Warning <0000>: Workorder "DDCPRDT1VM04-1492907401767" non-zero exit status 'code 3: No such process'

If i move the VM to antoher host the backup will run successfully.

We are able to do nslooup from EBR and all proxies to the ESX host as well as from the ESX host back to the EBR and proxies.  Also able to telnet from EBR and proxies to ESX host port 902 and there are no firewalls between them.