This is fix for this issue, save this file in /etc/pm/sleep.d and remember to make execute this file
** Attachment added: "90vga_switch" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1090373/+attachment/3460645/+files/90vga_switch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1090373 Title: Acer 4820TG problem with hybrid graphic cards and wake up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1090373/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs