also. i believe that answer would be no, you cannot update all classes of that name at the same time. that is why i gave you the information in my last post on the procedure to update the rest of your shared class names in making sure to change the one with all the correct settings first. the programs do not update the class names that are shared you have to do that manually yourself.
might be a good suggestion though with maybe a way for the program to show you all the places a specific class is used (might have this ability already, but as i said i don't use 