Can anyone help me whit this BUG ???

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Can someone help me fix this error?
when I move my arm this error appears in the left wrist and when I move the hair the error is in the right arm ...
Anyone know how I solve this?

http://img135.imageshack.us/img135/9290/000000yv.jpg

the link to the model
http://www.mediafire.com/?z3welwotftazt87

.

[$AtlantiB$]

http://s59.radikal.ru/i166/1011/03/3148063a247b.png
Fixed (http://www.mediafire.com/?zoc8b91o49uhyh3) :)

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thanks man thanks so much