SQL*Loader Fails With Error ORA-12705 Invalid Or Unknown NLS Parameter Value Specified

(Doc ID 1275331.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Server - Enterprise Edition - Version: and later   [Release: 11.1 and later ]
Information in this document applies to any platform.


The following errors started after upgrading to Oracle

SQL*Loader: Release - Production on Thu Jul 15 14:26:46 2010

Copyright (c) 1982, 2007, Oracle. All rights reserved.

SQL*Loader-128: unable to begin a session
ORA-12705: invalid or unknown NLS parameter value specified


Upgraded the database to


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