v0.18.2 of your mod carshes when used with the factorio Sanbox scenario.
``` 20.617 Error MainLoop.cpp:1202: Exception at tick 0: The mod Team Competition (0.18.32) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event team_competition::on_player_created (ID 24)
team_competition/control.lua:1935: attempt to get length of local 'inventory' (a nil value)
stack traceback:
team_competition/control.lua:1935: in function 'RemovePlayerItems'
team_competition/control.lua:1251: in function <team_competition/control.lua:1249>
```
I guess this is because the sandbox scenario nils the player's inventory because it asks a question about whether they want some startup items. I also guess that you don't want people playing a competition with a sandbox senario but ...