Performance Evaluation reports when assemblies have circular references which prevent them from rebuilding correctly.
Click Show these Parts 
in Performance Evaluation.
In the dialog box, you can:
- Select one or more components in the list to highlight in the graphics area.
- Click Isolate Components to display only the selected components in the graphics area. Click Exit Isolate (Isolate pop-up toolbar) to return to the list.
- Print the list, copy it to the clipboard, or save it to a file.