does anyone can help me on why x64 debuger can't run on my x64 win 7

are you sure you pc is 64 byte ? go to control panel > system and post screenshot here or see yourself there you will see is it your pc 32 or 64 byte

Originally Posted by Cyber_Coder

are you sure you pc is 64 byte ? go to control panel > system and post screenshot here or see yourself there you will see is it your pc 32 or 64 byte

OK, picture here.

http://oi57.tinypic.com/2192tt0.jpg