I thought you might be interested in looking at Vista or Patch issue when trying to launch?.
https://forums.bohemia.net/forums/topic/51970-vista-or-patch-issue-when-trying-to-launch/?do=findComment&comment=933762
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.