prophunt ULX Error

[pixpox]

Hey,

I am running my server for a while now and i got this error:

[ERROR] Addons/ulx/lua/ulx/log.lua:216: Tried to use NULL entity!
1. GetClass - [C]:-1
2. FN - addons/ulx/lua/ulx/log.lua:216
3. unknow - addons/ulib/lua/ulib.shared.hook.lua:183
4. TakeDameInfo - [C]: -1
5. unknow - gamemodes/prop_hunt/gamemode/init.lua:131

Tried somethings but couldn't get it to fix.