DataPump Export Failed With Error ORA-6502 PL/SQL Numeric Or Value Error: Character String Buffer Too Small (Doc ID 315529.1)

Last updated on OCTOBER 07, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 10.2.0.3 [Release 10.1 to 10.2]
Information in this document applies to any platform.
***Checked for relevance on 07-May-2015***

Symptoms

During DataPump export of large list of tables get following errors:

ORA-39125: Worker unexpected fatal error in KUPW$WORKER.CONFIGURE_METADATA_UNLOAD while calling DBMS_METADATA.SET_FILTER [ESTIMATE_PHASE]
ORA-06502: PL/SQL: numeric or value error: character string buffer too small

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms