Hot answers tagged kubuntu
It's a Qt 5.5.x bug: https://bugreports.qt.io/browse/QTBUG-48321 You'll have to disable the "Integrate video in interface" option in Tools -> Preferences -> Interface until it's fixed.
Would like to add that I found the Disks Utility (Disks in the Ubuntu Applications launcher) quite handy. You can select the standby options for the HDD by going into Drive settings in More actions.
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