Backup Failure Error:Ora-12703: This Character Set Conversion Is Not Supported.
Last updated on OCTOBER 28, 2016
Applies to:Oracle Server - Enterprise Edition - Version 10.2.0.1 and later
Information in this document applies to any platform.
***Checked for relevance on 25-Apr-2012***
Database backup using rman and Data Protector fails with:
RMAN-03004: fatal error during execution of command
RMAN-00600: internal error, arguments   [dev_0]  
RMAN-03009: failure of allocate command on dev_0 channel at 03/16/2009 03:42:53
ORA-12703: this character set conversion is not supported
In this case, DataProtector was upgraded to 6.0
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