4204: Incompatible client found

I have some VMs failing with the error 4204: Incompatible client found.

The final status error is 6.
If the job is re-run it runs fine no issues.
 

vCenter is clean, no errors, no orphaned snapshots

Thoughts?

03/01/2016 00:02:02 - Info nbjm (pid=2896) starting backup job (jobid=1162384) for client NTINFASGP01, policy g_cml_prod_vm_zone4_w02, schedule Daily_Inc_Mon-Fri_0000
03/01/2016 00:03:09 - Info bpbrm (pid=1431) NTINFASGP01 is the host to backup data from
03/01/2016 00:03:09 - Info bpbrm (pid=1431) reading file list for client
03/01/2016 00:03:09 - Info bpbrm (pid=1431) starting bpbkar on client
03/01/2016 00:03:09 - Info bpbkar (pid=1434) Backup started
03/01/2016 00:03:09 - Info bpbrm (pid=1431) bptm pid: 1435
03/01/2016 00:03:09 - estimated 7376359 kbytes needed
03/01/2016 00:03:09 - Info nbjm (pid=2896) started backup (backupid=NTINFASGP01_1456808589) job for client NTINFASGP01, policy g_cml_prod_vm_zone4_w02, schedule Daily_Inc_Mon-Fri_0000 on storage unit cml_copy1 using backup host lxnbumacmlp02.conseco.bak
03/01/2016 00:03:09 - started process bpbrm (pid=1431)
03/01/2016 00:03:09 - connecting
03/01/2016 00:03:09 - connected; connect time: 0:00:00
03/01/2016 00:03:10 - Info bptm (pid=1435) start
03/01/2016 00:03:10 - Info bptm (pid=1435) using 262144 data buffer size
03/01/2016 00:03:10 - Info bptm (pid=1435) using 30 data buffers
03/01/2016 00:03:10 - Info bptm (pid=1435) start backup
03/01/2016 00:03:10 - begin writing
03/01/2016 00:03:32 - Error bpbrm (pid=1431) from client NTINFASGP01: ERR - Error opening the snapshot disks using given transport mode: san Status 23

03/01/2016 00:03:33 - Critical bpbrm (pid=1431) from client NTINFASGP01: FTL - cleanup() failed, status 6

03/01/2016 00:03:35 - Error bptm (pid=1435) media manager terminated by parent process
03/01/2016 00:03:39 - Info bpbkar (pid=0) done. status: 6: the backup failed to back up the requested files
03/01/2016 00:03:39 - end writing; write time: 0:00:29
the backup failed to back up the requested files  (6)

03/01/2016 00:01:11 - Info nbjm (pid=2896) starting backup job (jobid=1162187) for client NTINFASGP01, policy g_cml_prod_vm_zone4_w02, schedule Daily_Inc_Mon-Fri_0000
03/01/2016 00:01:11 - Info nbjm (pid=2896) requesting STANDARD_RESOURCE resources from RB for backup job (jobid=1162187, request id:{9E327C90-DF6A-11E5-B05E-EC80692BC3F8})
03/01/2016 00:01:11 - requesting resource cml_copy1
03/01/2016 00:01:11 - requesting resource lxnbumsp01.conseco.bak.NBU_CLIENT.MAXJOBS.NTINFASGP01
03/01/2016 00:01:11 - requesting resource lxnbumsp01.conseco.bak.VMware.Datastore.vavscmlp01.conseco.ad/CNO
03/01/2016 00:01:11 - requesting resource lxnbumsp01.conseco.bak.VMware.ESXserver.esxntcml03.cnoinc.com
03/01/2016 00:01:11 - requesting resource lxnbumsp01.conseco.bak.VMware.vCenter.vavscmlp01.conseco.ad
03/01/2016 00:01:11 - requesting resource lxnbumsp01.conseco.bak.VMware.snapshot.vCenter.vavscmlp01.conseco.ad
03/01/2016 00:01:17 - granted resource  lxnbumsp01.conseco.bak.NBU_CLIENT.MAXJOBS.NTINFASGP01
03/01/2016 00:01:17 - granted resource  lxnbumsp01.conseco.bak.VMware.Datastore.vavscmlp01.conseco.ad/CNO vSphereCML/vmp-phi-319
03/01/2016 00:01:17 - granted resource  lxnbumsp01.conseco.bak.VMware.ESXserver.esxntcml03.cnoinc.com
03/01/2016 00:01:17 - granted resource  lxnbumsp01.conseco.bak.VMware.vCenter.vavscmlp01.conseco.ad
03/01/2016 00:01:17 - granted resource  lxnbumsp01.conseco.bak.VMware.snapshot.vCenter.vavscmlp01.conseco.ad
03/01/2016 00:01:17 - granted resource  MediaID=@aaaad;DiskVolume=cml_copy1;DiskPool=cml_copy1;Path=cml_copy1;StorageServer=ptgwcml01;MediaServer=lxnbumacmlp02.conseco.bak
03/01/2016 00:01:17 - granted resource  cml_copy1
03/01/2016 00:01:51 - Info bpbrm (pid=32729) NTINFASGP01 is the host to backup data from
03/01/2016 00:01:51 - Info bpbrm (pid=32729) reading file list for client
03/01/2016 00:01:51 - Info bpbrm (pid=32729) start bpfis on client
03/01/2016 00:01:51 - Info bpbrm (pid=32729) Starting create snapshot processing
03/01/2016 00:01:51 - Info bpfis (pid=32750) Backup started
03/01/2016 00:01:51 - snapshot backup of client NTINFASGP01 using method VMware_v2
03/01/2016 00:01:51 - estimated 7376359 kbytes needed
03/01/2016 00:01:51 - begin Parent Job
03/01/2016 00:01:51 - begin Application Snapshot: Step By Condition
Operation Status: 0
03/01/2016 00:01:51 - end Application Snapshot: Step By Condition; elapsed time 0:00:00
03/01/2016 00:01:51 - begin Application Snapshot: Read File List
Operation Status: 0
03/01/2016 00:01:51 - end Application Snapshot: Read File List; elapsed time 0:00:00
03/01/2016 00:01:51 - begin Application Snapshot: Create Snapshot
03/01/2016 00:01:51 - started process bpbrm (pid=32729)
03/01/2016 00:02:02 - end Application Snapshot: Create Snapshot; elapsed time 0:00:11
03/01/2016 00:02:02 - Info bpfis (pid=32750) done. status: 0
03/01/2016 00:02:02 - Info bpfis (pid=32750) done. status: 0: the requested operation was successfully completed
03/01/2016 00:02:02 - end writing
Operation Status: 0
03/01/2016 00:02:02 - end Parent Job; elapsed time 0:00:11
03/01/2016 00:02:02 - Info nbjm (pid=2896) snapshotid=NTINFASGP01_1456808511
03/01/2016 00:02:02 - begin Application Snapshot: Policy Execution Manager Preprocessed
03/01/2016 00:03:39 - Info bpbrm (pid=1834) Starting delete snapshot processing
03/01/2016 00:03:39 - end Application Snapshot: Policy Execution Manager Preprocessed; elapsed time 0:01:37
03/01/2016 00:03:39 - begin Application Snapshot: Stop On Error
Operation Status: 0
03/01/2016 00:03:39 - end Application Snapshot: Stop On Error; elapsed time 0:00:00
03/01/2016 00:03:39 - begin Application Snapshot: Cleanup Resources
03/01/2016 00:03:39 - requesting resource lxnbumsp01.conseco.bak.VMware.snapshot.vCenter.vavscmlp01.conseco.ad
03/01/2016 00:03:39 - granted resource  lxnbumsp01.conseco.bak.VMware.snapshot.vCenter.vavscmlp01.conseco.ad
Operation Status: 0
03/01/2016 00:03:39 - end Application Snapshot: Cleanup Resources; elapsed time 0:00:00
03/01/2016 00:03:39 - begin Application Snapshot: Delete Snapshot
03/01/2016 00:03:39 - started process bpbrm (pid=1834)
03/01/2016 00:03:40 - Info bpfis (pid=1838) Backup started
Operation Status: 6

03/01/2016 00:03:45 - Info bpbrm (pid=1834) INF - vmwareLogger: LoginAPI: SYM_VMC_ERROR:  SOAP_ERROR
03/01/2016 00:03:45 - Info bpbrm (pid=1834) INF - vmwareLogger: SOAP 1.1 fault: "":ServerFaultCode [no subcode]
03/01/2016 00:03:45 - Critical bpbrm (pid=1834) from client NTINFASGP01: vfm_thaw: method: VMware_v2, type: FIM, function: VMware_v2_thaw
03/01/2016 00:03:45 - Critical bpbrm (pid=1834) from client NTINFASGP01: snapshot delete returned status 4204

03/01/2016 00:03:45 - Info bpfis (pid=1838) done. status: 4204

03/01/2016 00:03:45 - end Application Snapshot: Delete Snapshot; elapsed time 0:00:06
03/01/2016 00:03:45 - Info bpfis (pid=1838) done. status: 4204: Incompatible client found
03/01/2016 00:03:45 - end writing
Operation Status: 4204

Operation Status: 6

03/01/2016 00:03:45 - Info bpbrm (pid=1933) Starting delete snapshot processing
03/01/2016 00:03:45 - Info bpfis (pid=1936) Backup started
03/01/2016 00:03:45 - Warning bpbrm (pid=1933) from client NTINFASGP01: Stream g_cml_prod_vm_zone4_w02+d32750+1 pid 1838 is not active.
03/01/2016 00:05:04 - Info bpfis (pid=1936) done. status: 0
03/01/2016 00:05:04 - Info bpfis (pid=1936) done. status: 0: the requested operation was successfully completed
the backup failed to back up the requested files  (6)