How to fix the Oracle error ORA-41401: Define character set (string) does not match database character set (string)?

In this post, you’ll learn more about the Oracle ErrorORA-41401: Define character set (string) does not match database character set (string) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-41401: Define character set (string) does not match database character set (string)

Reason for the Error ORA-41401: Define character set (string) does not match database character set (string)

In this recursive OCI call, the define character set was different from the current database character set. This is usually caused by database character set change.

How to fix the Error ORA-41401: Define character set (string) does not match database character set (string) ?

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

Be sure to do redefine in the current environment.