ORA-24964 - Alter Session To 12.2 PDB From 12.1 Client (Doc ID 2494623.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Information in this document applies to any platform.

Database was upgraded 12.2. Trying to connect to 12.2 CDB through remote server. Its working fine.

Later, trying to alter session to PDB. This is not working.

Listener, TNS entries are working fine. ORACLE_HOME is also pointing to right home.

Database was upgraded from 12.1 to 12.2. And converted to PDB using noncdb_to_pdb.sql.

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