How to fix the Oracle error ORA-39954: DEFERRED is required for this system parameter?

In this post, you’ll learn more about the Oracle ErrorORA-39954: DEFERRED is required for this system parameter with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39954: DEFERRED is required for this system parameter

Reason for the Error ORA-39954: DEFERRED is required for this system parameter

The ALTER SYSTEM command for PLSQL_WARNINGS did not include the keyword, DEFERRED.

How to fix the Error ORA-39954: DEFERRED is required for this system parameter ?

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

Change the command to use the keyword, DEFERRED.