Conventional Export (EXP) fails with EXP-56 and ORA-1405 (Doc ID 1477254.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Server - Enterprise Edition - Version 10.1.0.2 and later
Information in this document applies to any platform.

Symptoms

Your attempts to export data via the conventional export utility (exp) fail with:

EXP-00056: ORACLE error 1405 encountered
ORA-01405: fetched column value is NULL
EXP-00000: Export terminated unsuccessfully

Cause

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