Error Log

System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Exception: Attempting to JIT compile method '(wrapper runtime-invoke) <Module>:runtime_invoke_object_object_object_object_object_object_object_object_object_object_object_object (object,intptr,intptr,intptr)' while running with --aot-only. See http://docs.xamarin.com/ios/about/limitations for more information.

  at at (wrapper managed-to-native) System.Reflection.MonoMethod:InternalInvoke (System.Reflection.MonoMethod,object,object[],System.Exception&)
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00044] in /Developer/MonoTouch/Source/mono/mcs/class/corlib/System.Reflection/MonoMethod.cs:230
  --- End of inner exception stack trace ---
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x0005c] in /Developer/MonoTouch/Source/mono/mcs/class/corlib/System.Reflection/MonoMethod.cs:238
  at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in /Developer/MonoTouch/Source/mono/mcs/class/corlib/System.Reflection/MethodBase.cs:114
  at Microsoft.FSharp.Core.PrintfImpl+PrintfBuilder`3[Microsoft.FSharp.Core.Unit,System.String,System.String].buildPlainFinal (System.Object[] args, System.Type[] argTypes) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+PrintfBuilder`3[Microsoft.FSharp.Core.Unit,System.String,System.String].buildPlain[String] (Int32 numberOfArgs, System.String prefix) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+PrintfBuilder`3[Microsoft.FSharp.Core.Unit,System.String,System.String].parseFromFormatSpecifier (System.String prefix, System.String s, System.Type funcTy, Int32 i) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+PrintfBuilder`3[Microsoft.FSharp.Core.Unit,System.String,System.String].parseFormatString (System.String s, System.Type funcTy) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+PrintfBuilder`3[Microsoft.FSharp.Core.Unit,System.String,System.String].Build[FSharpFunc`2] (System.String s) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+Cache`4[Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,System.String]]]]],Microsoft.FSharp.Core.Unit,System.String,System.String].generate (System.String fmt) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl.f@4280-44[FSharpFunc`2,Unit,String,String] (System.String key, Microsoft.FSharp.Core.Unit unitVar0) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+Cache`4[Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,System.String]]]]],Microsoft.FSharp.Core.Unit,System.String,System.String].get (System.String key) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfImpl+Cache`4[Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,Microsoft.FSharp.Core.FSharpFunc`2[System.String,System.String]]]]],Microsoft.FSharp.Core.Unit,System.String,System.String].Get (Microsoft.FSharp.Core.PrintfFormat`4 key) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.PrintfModule.PrintFormatToStringThen[String,FSharpFunc`2] (Microsoft.FSharp.Core.FSharpFunc`2 continutation, Microsoft.FSharp.Core.PrintfFormat`4 format) [0x00000] in <filename unknown>:0
  at Microsoft.FSharp.Core.ExtraTopLevelOperators.PrintFormatToString[FSharpFunc`2] (Microsoft.FSharp.Core.PrintfFormat`4 format) [0x00000] in <filename unknown>:0
  at Bug_21973.Bug_21973ViewController.ViewDidLoad () [0x0003b] in /Users/xamarin76/Projects/Bug_21973/Bug_21973/Bug_21973ViewController.fs:21
  at at (wrapper managed-to-native) MonoTouch.ObjCRuntime.Messaging:void_objc_msgSend (intptr,intptr)
  at MonoTouch.UIKit.UIWindow.MakeKeyAndVisible () [0x00008] in /Developer/MonoTouch/Source/monotouch/src/build/compat/UIKit/UIWindow.g.cs:215
  at Bug_21973.AppDelegate.FinishedLaunching (MonoTouch.UIKit.UIApplication app, MonoTouch.Foundation.NSDictionary options) [0x00011] in /Users/xamarin76/Projects/Bug_21973/Bug_21973/AppDelegate.fs:16
  at at (wrapper managed-to-native) MonoTouch.UIKit.UIApplication:UIApplicationMain (int,string[],intptr,intptr)
  at MonoTouch.UIKit.UIApplication.Main (System.String[] args, System.String principalClassName, System.String delegateClassName) [0x0004c] in /Developer/MonoTouch/Source/monotouch/src/UIKit/UIApplication.cs:39
  at Bug_21973.Main.main (System.String[] args) [0x00000] in /Users/xamarin76/Projects/Bug_21973/Bug_21973/AppDelegate.fs:22