master control rotate problem
 

I just finished rigging my first character and the only problem i have is that when i try to rotate the master control everything rotates but the root hip joint. I cant figure out the problem and when i try to rotate it on its own it doesn't move at all.

fully rigged character
http://www.wikiupload.com/download_page.php?id=49613

character rotated on y axis
http://www.wikiupload.com/download_page.php?id=49617