How to fix the Oracle error ORA-28396: rekey of enc$ dictionary table failed?

In this post, you’ll learn more about the Oracle ErrorORA-28396: rekey of enc$ dictionary table failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28396: rekey of enc$ dictionary table failed

Reason for the Error ORA-28396: rekey of enc$ dictionary table failed

One or more master keys required for the rekey operation could not be found in the wallet. Either incorrect master key identifiers were inserted into the enc$ dictionary table or the wallet containing the referenced master keys were improperly modified or deleted.

How to fix the Error ORA-28396: rekey of enc$ dictionary table failed ?

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

Restore the most recent copy of the wallet and try again.