Unable to start the EMM Service, EMM interface initialization failed, status = 334

Problem

The Netbackup Enterprise Media Manager service starts, then stops immediately.

Error Message

Event Logs :

Log Name:      Application
Source:        NetBackup
Date:          8/03/2012 8:30:04 PM
Event ID:      0
Task Category: None
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      IXXX.LOCAL
Description:EMM interface initialization failed, status = 334

Configure the logs for nbemm service using the following command:

C:\Program Files\VERITAS\NetBackup\bin>vxlogcfg.cmd -a -p 51216 -o 111 -s DebugLevel=6 -s DiagnosticLevel=6
 
Restart the NetBackup services then run the following command to collect the logs for the last 5 minutes :
 
C:\Program Files\VERITAS\NetBackup\bin>vxlogview -o 111 -t 00:05:00
 
8/03/2012 22:22:38.615 [EMMTaskBase::incr_threadcount] --- EXITING --- : obj = 000000000012E758 (.\EMMTaskBase.cpp:50)
8/03/2012 22:22:38.740 [Error] V-111-1049 EMMServer generic error = Schema version mismatch. expected <7.1.0.3> Db <7.1.0.0>
8/03/2012 22:22:38.740 [Info] V-111-1041 [EMMServer::run] Can't read schema version or version mismatch
8/03/2012 22:22:38.740 [NBEmmSvc::doRun] --- EXITING --- : obj = 000000000012DD40 (.\NBEMMSvc.cpp:421)
8/03/2012 22:22:38.740 [Error] V-111-1049 EMMServer generic error = controlledRun() failed -> doShouldStart(), doInitialize() or doRun() failed

Reset the log verbosity for nbemm using the following command:

C:\Program Files\VERITAS\NetBackup\bin>vxlogcfg.cmd -a -p 51216 -o 111 -s DebugLevel=1 -s DiagnosticLevel=6

Cause

Schema Mismatch

Solution

The below command resolves the issue:

C:\Program Files\VERITAS\NetBackup\bin>nbdb_upgrade.exe -dbn NBDB

 
Verifying the running version of NBDB ...
NBDB version 7.1.0.0 verified.
Upgrading NBDB (7.1.0.0) to (7.1.0.1) ...
Upgrading NBDB (7.1.0.1) to (7.1.0.2) ...
Upgrading NBDB (7.1.0.2) to (7.1.0.3) ...
Re-verification of NBDB at new version, 7.1.0.3
Verification succeeded.
Successfully upgraded NBDB to version 7.1.0.3
Database [NBDB] validation successful.

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