Combined processes cannot be deleted

<ZK>&CAUSE&</>
In the original order, you tried to delete a combined operation.

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?

If you want to delete a combined operation, you must
technically close the (not yet released) combined order by choosing
<ZK>Restrict processing -> Close technically</>
then delete the operation in the original order

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.