How to fix the Oracle error ORA-38496: Expression Filter index is not in a valid state?

In this post, you’ll learn more about the Oracle ErrorORA-38496: Expression Filter index is not in a valid state with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38496: Expression Filter index is not in a valid state

Reason for the Error ORA-38496: Expression Filter index is not in a valid state

An attempt was made to REBUILD an Expression Filter index that was not valid.

How to fix the Error ORA-38496: Expression Filter index is not in a valid state ?

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

Use DEFAULT keyword in the parameters clause to rebuild the index from defaults or drop and recreate the index.