We have ArcMap installed on a VPN machine and while my colleagues are not experiencing the same problem, this suddenly happened while opening a .mxd document:
Opening ArcMap as a program does not work either, it fails at "Loading document". Opening ArcMap via ArcCatalog fails as well.
I tried the following:
Does anybody else have the same issue? Any more tips on how to make ArcMap understand that I AM the administrator already and don't need extra priviledges to open the program?