Bug 4013 - Constantly get exceptions in Stetic GUI designer
Summary: Constantly get exceptions in Stetic GUI designer
Status: NEW
Alias: None
Product: Xamarin Studio
Classification: Desktop
Component: GTK# Designer ()
Version: 2.8.6
Hardware: PC Mac OS
: Low normal
Target Milestone: ---
Assignee: Bugzilla
URL:
Depends on:
Blocks:
 
Reported: 2012-03-21 12:48 UTC by Jeffrey Stedfast
Modified: 2012-06-01 05:24 UTC (History)
2 users (show)

Tags:
Is this bug a regression?: ---
Last known good build:

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Status:
NEW

Description Jeffrey Stedfast 2012-03-21 12:48:50 UTC
ERROR [2012-03-21 12:24:23Z]: An unhandled exception has occured. Terminating MonoDevelop? False
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: Object reference not set to an instance of an object
  at MonoDevelop.DesignerSupport.PropertyPad.UseCustomWidget (Gtk.Widget widget) [0x00000] in /Users/fejj/src/monodevelop/main/src/addins/MonoDevelop.DesignerSupport/MonoDevelop.DesignerSupport/PropertyPad.cs:110 
  at MonoDevelop.DesignerSupport.DesignerSupportService.SetPad (MonoDevelop.DesignerSupport.PropertyPad pad) [0x000b5] in /Users/fejj/src/monodevelop/main/src/addins/MonoDevelop.DesignerSupport/MonoDevelop.DesignerSupport/DesignerSupportService.cs:81 
  at MonoDevelop.DesignerSupport.PropertyPad..ctor () [0x00038] in /Users/fejj/src/monodevelop/main/src/addins/MonoDevelop.DesignerSupport/MonoDevelop.DesignerSupport/PropertyPad.cs:60 
  at (wrapper managed-to-native) System.Reflection.MonoCMethod:InternalInvoke (System.Reflection.MonoCMethod,object,object[],System.Exception&)
  at System.Reflection.MonoCMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x0011e] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MonoMethod.cs:526 
  --- End of inner exception stack trace ---
  at System.Reflection.MonoCMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00131] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MonoMethod.cs:532 
  at System.Reflection.MonoCMethod.Invoke (BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MonoMethod.cs:541 
  at System.Reflection.ConstructorInfo.Invoke (System.Object[] parameters) [0x0000e] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/ConstructorInfo.cs:62 
  at System.Activator.CreateInstance (System.Type type, Boolean nonPublic) [0x000c7] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System/Activator.cs:333 
  at Mono.Addins.RuntimeAddin.CreateInstance (System.String typeName, Boolean throwIfNotFound) [0x00011] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-addins-0.6.1+84f77/_build/mono-mono-addins-84f77c2/Mono.Addins/Mono.Addins/RuntimeAddin.cs:431 
  at MonoDevelop.Ide.Codons.PadCodon.CreatePad () [0x0000f] in /Users/fejj/src/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Codons/PadCodon.cs:165 
  at MonoDevelop.Ide.Codons.PadCodon.InitializePadContent (IPadWindow window) [0x0000b] in /Users/fejj/src/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Codons/PadCodon.cs:91 
  at MonoDevelop.Ide.Gui.DefaultWorkbench.CreatePadContent (Boolean force, MonoDevelop.Ide.Codons.PadCodon padCodon, MonoDevelop.Ide.Gui.PadWindow window, MonoDevelop.Components.Docking.DockItem item) [0x00012] in /Users/fejj/src/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui/DefaultWorkbench.cs:1237 
  at MonoDevelop.Ide.Gui.DefaultWorkbench+<AddPad>c__AnonStorey93.<>m__122 (System.Object , System.EventArgs ) [0x00000] in /Users/fejj/src/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui/DefaultWorkbench.cs:1294 
  at MonoDevelop.Components.Docking.DockItem.SetupContent (System.Object ob, System.EventArgs args) [0x00029] in /Users/fejj/src/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Components.Docking/DockItem.cs:154 
  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) [0x000d5] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MonoMethod.cs:226 
  --- 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) [0x000eb] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MonoMethod.cs:234 
  at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System.Reflection/MethodBase.cs:96 
  at System.Delegate.DynamicInvokeImpl (System.Object[] args) [0x000bf] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System/Delegate.cs:408 
  at System.MulticastDelegate.DynamicInvokeImpl (System.Object[] args) [0x00018] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System/MulticastDelegate.cs:70 
  at System.Delegate.DynamicInvoke (System.Object[] args) [0x00000] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/mono-2.10.8.1/_build/mono-2.10.8.1/mcs/class/corlib/System/Delegate.cs:382 
  at GLib.Signal.ClosureInvokedCB (System.Object o, GLib.ClosureInvokedArgs args) [0x0004f] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/gtk-sharp-2-12-branch/_build/mono-gtk-sharp-b078aac/glib/Signal.cs:195 
  at GLib.SignalClosure.Invoke (GLib.ClosureInvokedArgs args) [0x0000c] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/gtk-sharp-2-12-branch/_build/mono-gtk-sharp-b078aac/glib/SignalClosure.cs:118 
  at GLib.SignalClosure.MarshalCallback (IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) [0x00075] in /Users/fejj/src/bockbuild/profiles/monodevelop-mac-dev/build-root/gtk-sharp-2-12-branch/_build/mono-gtk-sharp-b078aac/glib/SignalClosure.cs:146
Comment 1 Luca 2012-06-01 05:24:13 UTC
Same problem for monodevelop installed under Windows, but only in the last version 3.0.2. 
Instead, version 2.8.5.1. works perfectly in Windows.