How to fix the Oracle error TNS-12228: TNS:protocol adapter not loadable?

In this post, you’ll learn more about the Oracle ErrorTNS-12228: TNS:protocol adapter not loadable with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12228: TNS:protocol adapter not loadable

Reason for the Error TNS-12228: TNS:protocol adapter not loadable

Cause: On some platforms (such as Windows) protocol support is loaded at run-time. If the shared library (or DLL) for the protocol adapter is missing or one of its supporting libraries is missing then this error is returned.

How to fix the Error TNS-12228: TNS:protocol adapter not loadable ?

You can fix this error in Oracle by following the below steps

Action: For further details, turn on tracing and reexecute the operation. The trace file will include the name of the shared library (or DLL) that could not be loaded.