Cause

In the parts database to be checked, a prefabricated cable was determined for which a value that does not reference a valid plug function template is stored for the property Conductor start or Conductor end of a conductor.

Solution

1. In the parts management mark the line with the message in the Messages tab and select the Go to popup menu item for this line.
   The respective part is marked in the tree view of the parts management.
2. Bring the Function templates tab to the front.
3. Enter a valid value for the affected property.
4. Click [Apply].
5. If required, start a new check run.
6. Close the parts management and perform a parts data synchronization.