ernsteiswuerfel, thank you for reporting this and helping make Ubuntu better.
1) To clarify, you have which mac precisely from the list in https://support.apple.com/en-us/HT201518 ? 2) Is there something missing when you choose 1 that you don't get from the other three? ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1575391 Title: GPU compositors do not work on r300-class Radeon cards on PPC hardware To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1575391/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp