How to fix the Oracle error INS-40603: Invalid characters in User Name.?

In this post, you’ll learn more about the Oracle ErrorINS-40603: Invalid characters in User Name. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

INS-40603: Invalid characters in User Name.

Reason for the Error INS-40603: Invalid characters in User Name.

Cause: Invalid characters were specified in the user name.

How to fix the Error INS-40603: Invalid characters in User Name. ?

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

Action: Enter a valid BMC user name. The Baseboard Management Controller (BMC) user name can only contain lower or uppercase alphanumeric characters (a – z, A – Z, 0 – 9), hyphen(-), period(.) and underscore(_).