Lightroom stop to work when a change to Develop module

I'm using Windows 7 64-bit and the last version of Lightroom.

When I open the software and import my photos and go to Develop module to edit them, my software stop to work and I can't edit my photos, I already uninstalled the software and cleaned up all the files and installed again but it doesn't work.

I need help to fix this problem, please help me.