Error message: "The instruction at 0x... referenced memory at 0x... The memory could not be read."
Cause: This is usually a memory conflict caused by outdated graphics drivers or a corrupted addon that injects bad Lua code into the EXE. gmod exe
Fix:
Make a shortcut to gmod.exe → right-click → Properties → Target: Error message: "The instruction at 0x
"..\GarrysMod\gmod.exe" -game garrysmod +map gm_construct +r_hunkalloclightmaps 0