How to fix the Oracle error ORA-30136: Drop-in compatibility is not supported for this application?

In this post, you’ll learn more about the Oracle ErrorORA-30136: Drop-in compatibility is not supported for this application with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30136: Drop-in compatibility is not supported for this application

Reason for the Error ORA-30136: Drop-in compatibility is not supported for this application

The current application is statically linked with defopt.o from an older release, which is incompatible with the current client shared library.

How to fix the Error ORA-30136: Drop-in compatibility is not supported for this application ?

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

1) Relink the application against the new release of the client library; or 2) Relink the application against the older release of the client library without statically linking defopt.o.