If you are stuck on b20141110.8 or b20141110.9 you will need to manually update your osu!.
1. Close osu!.
2. Download and extract http://m1.ppy.sh/r/osu!.exe/f_798d1404b ... df447d.zip to your osu! folder.
3. Run osu!.
1. Close osu!.
2. Download and extract http://m1.ppy.sh/r/osu!.exe/f_798d1404b ... df447d.zip to your osu! folder.
3. Run osu!.