My Oracle Support Banner

How To Resolve Common EXP And EXPDP Issues Related to LT_EXPORT_PKG? (Doc ID 1275486.1)

Last updated on JANUARY 30, 2022

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

NOTE: In the images and/or the document content below, the user information and data used represents fictitious data .Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.


Export (EXP) or Datapump export (EXPDP) can fail when trying to call the LT_EXPORT_PKG package. Errors reported include (but are not limited to):
- ORA-06550 and PLS-00201
- ORA-04063 and ORA-06508
- ORA-39127
- ORA-01031
- ORA-01422
- ORA-01775
- ORA-00942
- ORA-04067 and ORFA-06508

The LT_EXPORT_PKG package is part of the Oracle Workspace Manager (OWM). In releases up to and including this component is located in the SYS schema. As of the patchset level, it has been moved to the WMSYS schema.

If installed, OWM is necessary for proper operation of the export utilities (both EXP and EXPDP) in order to check whether versioning support is necessary when exporting the database objects. As such OWM must be in a valid state. If OWM is not needed in the database, then it should be completely deinstalled.

The goal of this document is to describe what common problems are when EXP or EXPDP cannot properly access the LT_EXPORT_PKG package.

The SQL statements outlined in this document all assume that SQL*Plus has been started and the DBA is connected using:


To view full details, sign in with your My Oracle Support account.

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

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.