/bin/sh: bad interpreter: Permission denied

[Zeus]

I can not run shell.

"bash: ./configure: /bin/sh: bad interpreter: Permission denied"

What's wrong with my system, it's just happened..as i can remmembered i 
didnt do nothing wrong ....

How to solve this problem, i can not compile any programs, since 
everytime looking for compiler it fails.

I am in digest mode, any help will be very helpul :). been asking it on 
some forum but no answer so far :?

-- 
Zeus
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