Does this persist across reboots? Can you provide the unity8.log file from ~/.cache/upstart/, short after you've tried to clear one (swipe to the side) or all notifications?
** Changed in: unity8 (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to unity8 in Ubuntu. https://bugs.launchpad.net/bugs/1678564 Title: Unable to clear the notification list Status in unity8 package in Ubuntu: Incomplete Bug description: Since a few weeks I can not delete notifications from the list under the green envelope in a notification area. Green LED of my M10 blinks and notification list is full of new items that I can't delete nor click them. "Clear all" deosn't work as well as clicking on a notification. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1678564/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp