Hi Donie,
M and a refer to Master view and auxiliary view.
Here are some references:
- [Guide] Explaining the mysterious 'M' and 'a' model indicators (Thanks for ShelLuser)
- https://knowhow.visual-paradigm.com/diagramming/master-view/
- https://www.visual-paradigm.com/support/documents/vpuserguide/1283/27/28895_masterviewan.html
About update entity, are they in same schema and parent model element? Can you provide your vpp for investigation?
