You cannot enter an "*"

What causes this issue?

You entered "*" in the search help for inspection methods. This entry
is not supported. In addition, you cannot create an inspection method
with the identifier "*".

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use the input help, to select an inspection method.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.