Just a thought - is it trying to load a screensaver / blank screen, but not actually changing the screen - therefore the moving of the mouse / pressing a key cancels the failing attempt and continues the installation?
-- Installation stalls randomly until a key is pressed https://bugs.launchpad.net/bugs/217815 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs