HF_BYD: Issues with change notifications on Identity

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Symptom
The symptom has a technical background: In some automatic processes involving the modification of Identities, shortdumps are terminating the process. The dumps usually appear as MESSAGE_TYPE_X and the call stack shows methods of class /ISPCD/CL_OPERATION.
Other terms
BO Identity, ByDesign, User & Access Management
Reason and Prerequisites
The Business Object Identity issues change notifications even for locked [...]

Scheduling of MDRO in ByD BCDT systems

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Symptom
MDRO ( Mass Data Run Objects ) are scheduled in the background to execute mass changes to the target objects. However these changes are to be executed only in the runtime systems. BCDT ( Business Configuration Design Time) systems do not contain any runtime objects and therefore MDRO scheduling should not be [...]

PO Dump when Output = XML for new Seller

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Symptom
PO Dumps when Ordering it, while the Output Channel is XML and the used Supplier is brand new.
Other terms
Purchase Order, ByDesign, dump, XML, Order
Reason and Prerequisites
If you create a new Seller and define no Communication Type for Purchase Order, and then create a PO whose Output Setting is set to XML, the PO screen [...]