after I change the password ddboost, when I want to backup vm always fail. the following messages are seen in the replication logs which can be accessed from the avamar administrator console for each failed job :

2016-09-29 16:23:49 avtar Warning <18125>: Calling DDR_OPEN returned result code:5075 message:the user has insufficient access rights

2016-09-29 16:23:49 avtar Error <10542>: Data Domain server "dc-dd.xxxxx.co.id" open failed DDR result code: 5075, desc: the user has insufficient access rights

2016-09-29 16:23:49 avtar Error <10509>: Problem logging into the DDR server:'', only GSAN communication was enabled.

2016-09-29 16:23:49 avtar FATAL <17964>: Backup is incomplete because file "/ddr_files.xml" is missing

2016-09-29 16:23:49 avtar FATAL <8941>: Fatal server connection problem, aborting initialization. Verify correct server address and login credentials.

2016-09-29 16:23:49 avtar Info <6149>: Error summary: 4 errors: 10542, 8941, 10509, 17964

2016-09-29T16:23:49.677-07:00 avnwcomm Warning <0000>: Plug-in returned non-zero exit code (158). Aborting NetWorker connection.

2016-09-29 16:23:49 avvcbimage Error <0000>: [IMG0010] PAX stream append ([VNX_FE_COOL_1] FE-08/FE-08.vmdk) at sector offset 0 length 128 sectors=65536 failed (32)

2016-09-29 16:23:49 avvcbimage Warning <6690>: CTL workorder "VM to DD to Tape Group 2-1475140877147" non-zero exit status 'code 158: cannot establish connection with server (possible network or DNS failure)'

2016-09-29 16:23:49 avvcbimage Error <0000>: [IMG0010] pax_container::endfile(virtdisk-flat.vmdk,0) returned problem:32

2016-09-29 16:23:49 avvcbimage Error <0000>: [IMG0010] pax_container::enddir returned problem:32

2016-09-29 16:23:49 avvcbimage Error <0000>: [IMG1003] Backup of [VNX_FE_COOL_1] FE-08/FE-08.vmdk failed

2016-09-29 16:23:53 avvcbimage Error <0000>: [IMG0011] Avtar exited with 'code 158: cannot establish connection with server (possible network or DNS failure)'