How to fix the Oracle error PCC-02100: Unable to initialize PL/SQL?

In this post, you’ll learn more about the Oracle ErrorPCC-02100: Unable to initialize PL/SQL with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PCC-02100: Unable to initialize PL/SQL

Reason for the Error PCC-02100: Unable to initialize PL/SQL

Cause: The precompiler connected to Oracle but could not invoke the PL/SQL engine. This error can result if an earlier release of Oracle7 is used without the Procedural Option.

How to fix the Error PCC-02100: Unable to initialize PL/SQL ?

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

Action: To use PL/SQL, upgrade to a more recent release of Oracle7.