Game crashes when reloading scripts after changing PresetName with Lua

[comradeshook]

After having changed the PresetName of any MO via Lua, reloading scripts with F2 causes an immediate crash.

To Reproduce

1. Run the following in console: local gun = CreateHDFirearm("Pistol") MovableMan:AddMO(gun) gun.PresetName = "Foo"
2. Press F2 to reload scripts
3. Game crashes

Expected behavior
... The game is not expected to crash. :V

Screenshots
This is the error thrown, as seen in VS.