Steamworks Init     5/20/2015 11:37:34 PM
Steamworks IsRunning: True     5/20/2015 11:37:34 PM
GameInit (0 - 5/20/2015 11:37:34 PM)     5/20/2015 11:37:35 PM
GameInit (1 - 5/20/2015 11:37:35 PM)     5/20/2015 11:37:35 PM
GameInit (2 - 5/20/2015 11:37:35 PM)     5/20/2015 11:37:35 PM
Version: 0.823     5/20/2015 11:37:37 PM
audio load: 463     5/20/2015 11:37:37 PM
GameInit (3 - 5/20/2015 11:37:37 PM)     5/20/2015 11:37:37 PM
GameInit (4 - 5/20/2015 11:37:37 PM)     5/20/2015 11:37:39 PM
GameInit (5 - 5/20/2015 11:37:39 PM)     5/20/2015 11:37:39 PM
GameInit (6 - 5/20/2015 11:37:39 PM)     5/20/2015 11:37:45 PM
GameInit (7 - 5/20/2015 11:37:45 PM)     5/20/2015 11:38:27 PM
Bind:OpenMenu Source:Keyboard 
System.NullReferenceException: Object reference not set to an instance of an object
  at World.ClearAllWouldBeValidForLeftClickActionFlags () [0x00000] in <filename unknown>:0 
  at Game.BackUpOneStepInMapGUI () [0x00000] in <filename unknown>:0 
  at Game.BackUpAllStepsInMapGUI () [0x00000] in <filename unknown>:0 
  at Game.OnKeyDownFirst (KeyBind Bind, InputSource Source) [0x00000] in <filename unknown>:0