Guy's, i think they have solved the problem over at xda. Read the posts on this page. Hopefully NRGZ will follow suit shortly....
http://forum.xda-developers.com/show...74406&page=692
HTH
There is also a fix on that page by adding a couple of registry entries. I found it as soon as i flashed back to 6/30. Gonna flash back to 7/5 and see if the new registry entries will fix it up. Let you know soon.
HTH
also as a temp fix
A workaround for the problem. start > Settings > System > Power > Advanced
Uncheck power off device options and you can now hit the power button to shut off the screen and be able to bring it back up....thanks to sevinalive at xda.