Specified order date outside permitted area

What causes this issue?

The order has been rescheduled to a time when there is no valid
Production Process Model available.

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?

Reschedule the order to a time when a valid Production Process Model is
available.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.