How to fix the Oracle error ORA-29939: could not implicitly transform user-managed domain index to system-managed domain index?

In this post, you’ll learn more about the Oracle ErrorORA-29939: could not implicitly transform user-managed domain index to system-managed domain index with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-29939: could not implicitly transform user-managed domain index to system-managed domain index

Reason for the Error ORA-29939: could not implicitly transform user-managed domain index to system-managed domain index

Implicit validation of a user-managed domain index with a system-managed indextype failed.

How to fix the Error ORA-29939: could not implicitly transform user-managed domain index to system-managed domain index ?

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

Issue an ALTER INDEX COMPILE command on the domain index.