Could not copy all value assignment data (&1)
Message type: E = Error
Message class: C$ - Environment Management System
Message number: 280
Message text: Could not copy all value assignment data (&1)
What causes this issue?
When a specification is copied, its value assignments should be copied
as well. In this case, an error occurred with the result that some
value assignments may be missing in the copy.
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?
Error message extract from SAP system. Copyright SAP SE.