A Design- or Planning-split operation with a seam has less than two results.
Design-split operations or planning-split operations that have seams (not connections or seam points) as inputs and that are not classified as penetrations per their connections require more than one result.
Improper part development.
What You Should Do
Open the model.
In the Molded Forms task, select the object, and modify it, if necessary. Or, select the object, and perform a re-computation to update it.
Re-run the Check Database Integrity custom command and the DBIntegrity report.
If the object is still posted, contact Smart 3D Support.