How to fix the Oracle error ORA-18015: invalid source outline signature?

In this post, you’ll learn more about the Oracle ErrorORA-18015: invalid source outline signature with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-18015: invalid source outline signature

Reason for the Error ORA-18015: invalid source outline signature

User imported an 8i outline into a 9i database without updating signatures

How to fix the Error ORA-18015: invalid source outline signature ?

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

execute dbms_outln.update_signatures

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