Message type: E = Error
Message class: IH - structuring
Message number: 136
Message text: The function was executed
A revision number is assigned only if the planning plant in the revision
and the planning plant of the order are identical. If this is the case,
a revision number can be assigned.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.