Message
Invalid relation name for SlabToAssemblyConnection.
Severity
Fatal.
Detailed Description
The SlabAssemblyConnection's relationship name does not correctly identify the selected boundaries.
Possible Cause
On a slab, one boundary was replaced by another. For example, a slab member is replaced by a grid line.
Possible Impacts
The slab cannot be copied or pasted using the delete option.
What You Should Do
-
Open the model.
-
Run the Clean Database custom command to repair the relationship.