The quotation cannot be declined

What causes this issue?

You want to reject the quotation created for the service order. This is
not allowed.

System Response

The system cannot set the status <zh>Not performed</>.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.