All aspects of LR6 work, however, when I try to open an image in the Develop Module all I get is a Blue Screen with diagonal lines across it ?
from adobe staff:
This is a GPU related issue. Please update your GPU drivers from the manufacturers website.
In the mean while, disabling "Use Graphics Processor" (Preferences > Performance), should help load the Develop module.
For more details, Adobe Photoshop Lightroom Help | Lightroom GPU FAQ