Hello, I had the same problem on a T500 machine. A Lenovo BIOS update solved the problem for me.
I started to play around with the sleep settings while connect to power, battery, and closing the lid and as a workaround a logout before sending it to sleep also works without a BIOS update. This is a double post. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1211128 Title: [LENOVO ThinkPad T520 4239] suspend/resume failure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1211128/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
