And my armor is mismatch of armors that give me extra special stats with 3 pieces of VATS enhanced gear. I'm level 109 and my build is focused on sniping, sneaking, and VATS. If it helps you determine the cause, I do use a normal plasma rifle and an explosive combat shotgun. It might fail to work and stuck in a startup repair loop in Windows 10/8.1/8 due to certain reasons.

Automatic Repair Loop Fix Windows 10 Tutorial. It says it is repairing files but it only takes a couple. This also occurs in the wasteland but less often than in the city, though mostly for the sane reasons. My laptop keeps launching start-up repair over and over. And sometimes it just crashes even if I'm standing perfectly still, doing nothing, besides looking at npcs fight each other. Sometimes it crashes right as I pull the trigger to kill anything. Or me initializing VATS, which is quite important to my build. Not only that, but it happens for the smallest reasons, like me turning my head too fast to look at a poster. I play vanilla survival, and I barely have 60 hours on my save but already its impossible to travel from point A to point B in any part of the city without the game freezing and crashing at least twice.

Fallout 4 crash on startup 2019