Edit objects separately since they belong to different categories

What causes this issue?

Object &V1& belongs to object category &V2&, whereas object &V3& belongs
to object category &V4&.
Objects belonging to different categories are edited in separate
requests and subjected to category-specific checks.

System Response

The function was cancelled.

How to fix this error?

Edit the objects separately.

Error message extract from SAP system. Copyright SAP SE.