logs
http://hastebin.com/nakotonozu.avrasm

i use Authme Reloaded dev #948
http://ci.xephi.fr/job/AuthMeReloaded/948/

and other plugins..

Which user is that, because it looks like it's a premium username without a skin?

i dont have idea
http://hastebin.com/iyorebucul.tex

Thanks that's all I need to fix it.

Thank you for reporting it. It's fixed for 0.9