Unhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object

at System.Windows.Forms.XplatUIWin32.PaintEventStart (intptr,bool) [0x000f8] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\XplatUIWin32.cs:1445
at System.Windows.Forms.XplatUI.PaintEventStart (intptr,bool) [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\XplatUI.cs:669
at System.Windows.Forms.Form.WndProc (System.Windows.Forms.Message&) [0x0062f] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Form.cs:2233
at ControlNativeWindow.WndProc (System.Windows.Forms.Message&) [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Control.cs:196
at System.Windows.Forms.NativeWindow.WndProc (intptr,System.Windows.Forms.Msg,intptr,intptr) [0x0006b] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\NativeWindow.cs:179
at System.Windows.Forms.XplatUIWin32.InternalWndProc (intptr,System.Windows.Forms.Msg,intptr,intptr) [0x0002d] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\XplatUIWin32.cs:1542
at (wrapper native-to-managed) System.Windows.Forms.XplatUIWin32.InternalWndProc (intptr,System.Windows.Forms.Msg,intptr,intptr) <0x00051>
in (unmanaged) 77341A0F
at (wrapper managed-to-native) System.Windows.Forms.XplatUIWin32.Win32CreateWindow (uint,string,string,uint,int,int,int,int,intptr,intptr,intptr,intptr) <0x00004>
at System.Windows.Forms.XplatUIWin32.CreateWindow (System.Windows.Forms.CreateParams) [0x00072] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\XplatUIWin32.cs:1255
at System.Windows.Forms.XplatUI.CreateWindow (System.Windows.Forms.CreateParams) [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\XplatUI.cs:334
at System.Windows.Forms.NativeWindow.CreateHandle (System.Windows.Forms.CreateParams) [0x0000d] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\NativeWindow.cs:108
at System.Windows.Forms.Control.CreateHandle () [0x00038] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Control.cs:3756
at System.Windows.Forms.Form.CreateHandle () [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Form.cs:1613
at System.Windows.Forms.Control.CreateControl () [0x00038] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Control.cs:3237
at System.Windows.Forms.Control.SetVisibleCore (bool) [0x0003e] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Control.cs:4203
at System.Windows.Forms.Form.SetVisibleCore (bool) [0x0001f] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Form.cs:2015
at System.Windows.Forms.Control.set_Visible (bool) [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Control.cs:2962
at (wrapper remoting-invoke-with-check) System.Windows.Forms.Control.set_Visible (bool) <0x0004f>
at System.Windows.Forms.Application.RunLoop (bool,System.Windows.Forms.ApplicationContext) [0x00055] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Application.cs:527
at System.Windows.Forms.Application.Run (System.Windows.Forms.Form) [0x00000] in C:\Users\Jonathan Pobst\Documents\Visual Studio 2005\Projects\Mono\class\Managed.Windows.Forms\System.Windows.Forms\Application.cs:499
at MonoCHelloWorld.Program.Main () <0x0002c>