How to fix the Oracle error ORA-31118: System schema “string” already registered?

In this post, you’ll learn more about the Oracle ErrorORA-31118: System schema “string” already registered with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-31118: System schema “string” already registered

Reason for the Error ORA-31118: System schema “string” already registered

An attempt was made to register schema with same URL as a system schema.

How to fix the Error ORA-31118: System schema “string” already registered ?

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

Change the schema URL to avoid conflicts with system XML schemas.