I can reproduce it on Live CDs: 20.04 21.10 Wayland. So it doesn't seem to be a problem with Xorg, but maybe something more low-level.
This bug requires immediate attention! It makes the mouse unusable and requires crazy workarounds like mapping a keyboard key to a click and using it as a mouse button (so it releases immediately, to prevent dragging). -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/402892 Title: Mouse cursor gets stuck in "drag and drop" mode Status in OpenShot Video Editor: New Status in X.Org X server: New Status in chromium-browser package in Ubuntu: Confirmed Status in firefox package in Ubuntu: Confirmed Status in rapidsvn package in Ubuntu: Confirmed Bug description: Binary package hint: rapidsvn When clicking on the Bookmark root or on one of the bookmarks below the mouse cursor gets stuck in "drag n drop" mode, blocking all keyboard entry and also mouse clicks for the the whole GUI (systemwide). Unfortunately I cannot provide any debug or other information, as I have to reboot everytime. I am running Ubuntu 9.04 with compiz enabled. Many thanks in advance for your help with this problem, /nxT To manage notifications about this bug go to: https://bugs.launchpad.net/openshot/+bug/402892/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp