AimOffset editing crashes 4.7.1

Development Programming & Scripting
11
  1. Ok uninstalled and deleted the Content Examples I currently had.
  2. Reinstalled telling it to create the project using 4.7.3.
  3. Attempted aimoffset again
  4. locked up when i hit the bottom left corner of the preview
  5. CRASH
  6. added the reply to the new call stack with my name and to you
  7. pressed Send

it doesnt seem to be immediate but it does eventually happen.