Found this was caused by a commit on that reverted the behavior implemented with
Tomáš Švikruha March 20, 2015 at 2:16 PM
Query tab is displayed because Viewer is initiated by ADForm, not regular constructor. I fixed this issue simple by commenting one line > this will make View Result tab default when opening from document...
Thinks this is more logical behavior than current...
Archive Viewer open EnterQuery tab instead of ViewResult when opening from Document (e.g. Sales Order).