[ERROR] A runtime error has occurred in "addons/mod/lua/darkrp_modules/shlux/sv_rape.lua" on line 1.
The best help I can give you is this:

attempt to call method 'GetEyeTrace' (a nil value)

Hints:
        - No hints, sorry.

The responsibility for the error above lies with (the authors of) one (or more) of these files:
        1. addons/mod/lua/darkrp_modules/shlux/sv_rape.lua on line 1
        2. gamemodes/darkrp/gamemode/libraries/fn.lua on line 84
        3. gamemodes/darkrp/gamemode/libraries/fn.lua on line 84
        4. gamemodes/darkrp/gamemode/libraries/modificationloader.lua on line 92
        5. gamemodes/darkrp/gamemode/libraries/modificationloader.lua on line 147
        6. gamemodes/darkrp/gamemode/init.lua on line 91
------- End of Simplerr error -------

  1. error - [C]:-1
   2. doInclude - gamemodes/darkrp/gamemode/libraries/simplerr.lua:530
    3. loadModules - gamemodes/darkrp/gamemode/libraries/modificationloader.lua:92
     4. Call - gamemodes/darkrp/gamemode/libraries/modificationloader.lua:147
      5. unknown - gamemodes/darkrp/gaCouldn't Load Init Script: 'darkrp/gamemode/init.lua'