How to fix the Oracle error ORA-31505: cannot alter or drop predefined change set?

In this post, you’ll learn more about the Oracle ErrorORA-31505: cannot alter or drop predefined change set with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-31505: cannot alter or drop predefined change set

Reason for the Error ORA-31505: cannot alter or drop predefined change set

The caller attempted to alter or drop the predefined change set SYNC_SET.

How to fix the Error ORA-31505: cannot alter or drop predefined change set ?

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

Do not attempt to alter or drop the predefined change set or correct call to supply the name of a user-created change set.