I have reinstalled the game and still no avail, this is on my host computer which is windows vista. I think it might be an addon but I cant tell which one if so.
Here is the console text that comes up when I try to open it.
AddOnGui checking Add-On: Brick_Other_Bricks
AddOnGui checking Add-On: Brick_NewWater
AddOnGui checking Add-On: Brick_Large_Cubes
AddOnGui checking Add-On: Brick_AutoRoad
AddOnGui checking Add-On: Brick_2x_Cube
Syntax error in input.
base/client/scripts/allClientScripts.cs (9411): Unable to find object: '%MissionInfoObject = ' attempting to call function 'delete'
Syntax error in input.
base/client/scripts/allClientScripts.cs (9411): Unable to find object: '%MissionInfoObject = ' attempting to call function 'delete'
/code]