Often we think of a way through which componets could be set to existing at one go.The first way of doing this is to edit component and do it the other wat is to load at_bonus.mnu and use this utility to select multiple components.Below are the steps to do so.
Setting the existing components globally:
1. Load AutoPLANT and the drawing with piping loaded.2. Typle MENULOAD3. Now, browse to C:\Program Files (x86)\Bentley\Plant V8i\Bonus (You might have to to change the Files of type in the pulldown menu to show *.mnu)4. Load the file5. You will see that the Bonus menu seen in the menu bar6. Under the Bonus Menu, you can Set Existing components