NetVault database backup fails with Database Media Manager has dropped connection during NVDBU (4037158)

NetVault version 9.2

Check NetVault version of clients being backed up. If there are clients is running NetVault 10.* this is the cause of the database corruption.

As seen below NVDBU is backing up the backup indexes and then fails with “Database Media Manager has dropped connection”

Background        2015/03/02 09:34:14       1070      Media    SDC-BACKUP      Backup 136148: index file (D:\Program Files\Bakbone Software\Netvault Backup\db\MediaDatabase\Files\Backup\0002\13\d4), Backup Id (bda46ba3a5446acfcb0b00003414000000000000), 1 sessions, Plugin Id 1099000

Background        2015/03/02 09:34:14       1070      Media    SDC-BACKUP      Backup 136149: index file (D:\Program Files\Bakbone Software\Netvault Backup\db\MediaDatabase\Files\Backup\0002\13\d5), Backup Id (c714a7ac09c889cf5f4a00006010000000000000), 2 sessions, Plugin Id 1099000

Error      2015/03/02 09:34:16       1070      Data Plugin         SDC-BACKUP      Database Media Manager has dropped connection

Error      2015/03/02 09:34:16       1070      Data Plugin         SDC-BACKUP      Fatal error while backing up Media Manager - Aborting