Error ORA-20254: Cannot UPDATE Because PESSIMISTIC_LOCKING Is On and row is already versioned Updating Rows In OWM (Doc ID 1466083.1)

Last updated on FEBRUARY 08, 2017

Applies to:

Workspace Manager - Version 11.2.0.1 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms

When the pessimistic_locking is enabled, the error
ORA-20254: cannot UPDATE because PESSIMISTIC_LOCKING is on and row is already versioned
is raised trying to update rows from a second workspace after the first workspace have been updated and
the workspace has been merged to Live

Cause

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