Problem: I can't see the Line Bore Operations for my Adjustable Shelves.
Solution: Check these items....
1) Check the Construction Method to ensure the Line Bore settings are accurate.
2) Check the Construction Method to ensure the Construction Style is 32mm.
3) Make sure the Operations are turned on in Layers for whatever screen you are on.
4) Make sure the View is set to High Detail from the Preferences button.