Database Error Messages

OCI-65054

Cannot open a pluggable database in the desired mode. PDB is opening in string mode, CDB is opened in string mode.

Cause

An attempt is being made to open a pluggable database (PDB) in a mode incompatible with the multitenant container database (CDB) or, if the PDB belonged to an application container, in a mode incompatible with the application root.


Action

Open the CDB or the application root in a compatible mode first and retry the operation.