Tag Archives: ORA-12558

ORA-12558: TNS:protocol adapter not loaded

oracle

ORA-12558: TNS:protocol adapter not loaded
Cause: On some platforms (such as OS/2) protocol adapters are loaded at run-time. If the shared library (or DLL) for the protocol adapter has not been loaded, then this error is returned.
Action: For further details, turn on tracing and reexecute the operation. The trace file will have the name of the shared library (or DLL) that has not been loaded.

Back to previous menu

https://support.oracle.com/

http://www.oracle.com/