hi Fred, I have also been looking for solution after seeing the "sed: first RE may not be empty" myself. I saw a post online(linked below)...
ok I think I figured it out. The only question I have left is do you know a way to remove a library? cause kitty script won't let me remove a...
it did add the library but now it says "This instruments belongs to a library that is not installed"
Separate names with a comma.