Seal banned method & throw better exception
Seal banned method & throw better exception

ppy/osu,NeoAdonis/osu,NeoAdonis/osu,smoogipoo/osu,smoogipooo/osu,peppy/osu,peppy/osu,UselessToucan/osu,ppy/osu,smoogipoo/osu,ppy/osu,UselessToucan/osu,NeoAdonis/osu,UselessToucan/osu,smoogipoo/osu,peppy/osu-new,peppy/osu