有没有大神帮帮忙啊

连轮回

玩着玩着就停止运行   心塞啊  下面是错误日志  有没有大神帮忙看下是什么原因
?System.IndexOutOfRangeException: Index was outside the bounds of the array.
   at ProjectTower.player.debug.PlayerStuff.Fire(Character c, Player p) in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\player\debug\PlayerStuff.cs:line 185
   at ProjectTower.player.debug.PlayerDebug.Update() in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\player\debug\PlayerDebug.cs:line 127
   at ProjectTower.player.Player.Update() in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\player\Player.cs:line 1585
   at ProjectTower.player.PlayerMgr.Update() in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\player\PlayerMgr.cs:line 32
   at ProjectTower.Game1.UpdateGame() in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\Game1.cs:line 617
   at ProjectTower.Game1.Update(GameTime gameTime) in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\Game1.cs:line 523
   at Microsoft.Xna.Framework.Game.Tick()
   at Microsoft.Xna.Framework.Game.HostIdle(Object sender, EventArgs e)
   at Microsoft.Xna.Framework.GameHost.OnIdle()
   at Microsoft.Xna.Framework.WindowsGameHost.RunOneFrame()
   at Microsoft.Xna.Framework.WindowsGameHost.ApplicationIdle(Object sender, EventArgs e)
   at System.Windows.Forms.Application.ThreadContext.System.Windows.Forms.UnsafeNativeMethods.IMsoComponent.FDoIdle(Int32 grfidlef)
   at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
   at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
   at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
   at System.Windows.Forms.Application.Run(Form mainForm)
   at Microsoft.Xna.Framework.WindowsGameHost.Run()
   at Microsoft.Xna.Framework.Game.RunGame(Boolean useBlockingRun)
   at Microsoft.Xna.Framework.Game.Run()
   at ProjectTower.Program.Main(String[] args) in d:\dev\NekoSVN\ProjectTower\ProjectTower\ProjectTower\ProjectTower\Program.cs:line 23