I have the same problem: whenever my laptop sleeps two external monitors flicker/blink for a while and then show "no signal" message. Only one solution that sometimes helps is to open laptop lid or disconnect/connect monitors.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2067143 Title: ‘no signal’ after monitor sleep or monitor turned off To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/2067143/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
