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Shared Database Link Failing With ORA-00022 and ORA-02063 After Database Upgrade. (Doc ID 1951983.1)

Last updated on MARCH 21, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.


Database link stops working after upgrading the database to at least, either local, remote or both.

Database alert log file shows following errors when using the database link:

Tue Nov 04 10:06:16 2014
Error 22 trapped in 2PC on transaction 44.11.158430. Cleaning up.
Error stack returned to user:
ORA-00022: invalid session ID; access denied
ORA-02063: preceding line from TEST

 It may possible to see error ORA-02048: "attempt to begin distributed transaction without logging on" as well.



Using shared database link and one of the involved databases get upgraded.


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