On prod(!) - Go to a group eg. https://sdash.sourcedata.io/group/5 - Click on any members name eg. Thomas in this exmple:  - expected: see Thomas' profile - reality: black page and 404 error  profiles are accessible though when clicking on the authors name and 'view full profile' on the panel (see screenshot below) 
On prod(!)
profiles are accessible though when clicking on the authors name and 'view full profile' on the panel (see screenshot below)