Nevermind I found the problem! thanks! :)

I'm having trouble with a java application. When I try and run the program it shows a java.lang.NullP ointerException in the "tic.getClient( ).getClientTick etList().add(ti c);" line (it's in bold). I know it has something to do with an object being null, but I just can't figure out which... Can anyone help? Any suggestions are greatly appreciated :) (By the way, I translated the code to english but I might have forgotten to translate a word,...