It seems to work even without the :- . It was probably related to the other two things you told me.
Sorry, I just don't want to touch the udevadm file. Yesterday, the udevadm file got deleted somehow, which completely bricked my computer. I have now reinstalled, but I don't want that to happen again. -- setting permissions by group does not work https://bugs.launchpad.net/bugs/321658 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs