Error when launching the game

[melm]

Below is the message showing

util.GameStoppedException
1.8.1 2012 07 10 win
{No theme.}
{0}
uiplayer.htk.GraphicsArea.Paint o uiplayer.htk.GraphicsArea o uiplayer.gl.IGraphics
uiplayer.gl.DrawingArea.Event Render b o uiplayer.gl.DrawingArea
Window.Show o Window
gameinstance.Program.Run o gamestate.StateFactory o gamefixed.FixedFactory o gamelogic.LogicFactory o uiplayer.UIFactory o aiplayer.AIFactory o gameinstance.GameEngine
FieldOfGlory.Event Open o FieldOfGlory
Application. CallFunctionWithExceptionHandling o Application p
REALbasic. RuntimeRegisterAppObject o Application
NewAppInstance
Startup
REALbasic. RunFrameworkInitialization p
Main
main