DRGBase just had an update recently and your NPCs just A pose now. They don't move around, they just stay in one place.
Here's the error code in the dev console.

[[DrG]KillHouse NextBot] lua/entities/drgbase_killhouse_base/movements.lua:81: attempt to index field '_DrGBaseLastAngle' (a nil value)
1. IsTurning - lua/entities/drgbase_killhouse_base/movements.lua:81
2. BodyMoveXY - lua/entities/drgbase_nextbot/animations.lua:473
3. unknown - lua/entities/drgbase_killhouse_base/animations.lua:450


[[DrG]KillHouse NextBot] lua/entities/drgbase_killhouse_base/animations.lua:135: attempt to index field '_DrGBaseSequenceEvents' (a nil value)
1. _PlaySequenceEvents - lua/entities/drgbase_killhouse_base/animations.lua:135
2. _HandleAnimations - lua/entities/drgbase_killhouse_base/animations.lua:130
3. unknown - lua/entities/drgbase_killhouse_base/shared.lua:232