There are several bugs related to this (maybe duplicates):
https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/312423 https://bugs.launchpad.net/ubuntu/+bug/309572 https://bugs.launchpad.net/ubuntu/+source/linux/+bug/308820 https://bugs.launchpad.net/ubuntu/+source/linux/+bug/307780 https://bugs.launchpad.net/ubuntu/+source/acpi-support/+bug/294317
No fixes, no solutions.
There are several bugs related to this (maybe duplicates):
https:/ /bugs.launchpad .net/ubuntu/ +source/ pm-utils/ +bug/312423 /bugs.launchpad .net/ubuntu/ +bug/309572 /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/308820 /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/307780 /bugs.launchpad .net/ubuntu/ +source/ acpi-support/ +bug/294317
https:/
https:/
https:/
https:/
No fixes, no solutions.