In Ubuntu Lucid, with the PPA version; I get this stack trace as Docky crashes when I clear recent documents.
$ docky
[Info 11:46:36.393] Docky version: 2.1.0 bzr docky r1332 ppa
[Info 11:46:36.494] Kernel version: 2.6.32.22
[Info 11:46:36.497] CLR version: 2.0.50727.1433
Marshaling changed signal
Exception in Gtk# callback delegate
Note: Applications can use GLib.ExceptionManager.UnhandledException to handle the exception.
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.InvalidOperationException: Operation is not valid due to the current state of the object
at System.Linq.Enumerable.First[FileDockItem] (IEnumerable`1 source) [0x00000]
at RecentDocuments.RecentDocumentsItem.UpdateInfo () [0x00000]
at RecentDocuments.RecentDocumentsItem.RefreshRecentDocs () [0x00000]
at RecentDocuments.RecentDocumentsItem.<RecentDocumentsItem>m__2 (System.Object , System.EventArgs ) [0x00000]
at (wrapper managed-to-native) System.Reflection.MonoMethod:InternalInvoke (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) [0x00000]
--- 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) [0x00000]
at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000]
at System.Delegate.DynamicInvokeImpl (System.Object[] args) [0x00000]
at System.MulticastDelegate.DynamicInvokeImpl (System.Object[] args) [0x00000]
at System.Delegate.DynamicInvoke (System.Object[] args) [0x00000]
at GLib.Signal.ClosureInvokedCB (System.Object o, GLib.ClosureInvokedArgs args) [0x00000]
at GLib.SignalClosure.Invoke (GLib.ClosureInvokedArgs args) [0x00000]
at GLib.SignalClosure.MarshalCallback (IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) [0x00000]
at GLib.ExceptionManager.RaiseUnhandledException(System.Exception e, Boolean is_terminal)
at GLib.SignalClosure.MarshalCallback(IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data)
at Gtk.RecentManager.gtk_recent_manager_purge_items(IntPtr , IntPtr ByRef )
at Gtk.RecentManager.PurgeItems()
at RecentDocuments.RecentDocumentsItemProvider+<ClearRecent>c__AnonStorey0.<>m__0(System.Object o, Gtk.ResponseArgs args)
at System.Reflection.MonoMethod.InternalInvoke(System.Object , System.Object[] , System.Exception ByRef )
at System.Reflection.MonoMethod.Invoke(System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture)
at System.Reflection.MethodBase.Invoke(System.Object obj, System.Object[] parameters)
at System.Delegate.DynamicInvokeImpl(System.Object[] args)
at System.MulticastDelegate.DynamicInvokeImpl(System.Object[] args)
at System.Delegate.DynamicInvoke(System.Object[] args)
at GLib.Signal.ClosureInvokedCB(System.Object o, GLib.ClosureInvokedArgs args)
at GLib.SignalClosure.Invoke(GLib.ClosureInvokedArgs args)
at GLib.SignalClosure.MarshalCallback(IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data)
at Gtk.Application.gtk_main()
at Gtk.Application.Run()
at Docky.Docky.Main(System.String[] args)
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
In Ubuntu Lucid, with the PPA version; I get this stack trace as Docky crashes when I clear recent documents.
$ docky anager. UnhandledExcept ion to handle the exception. Reflection. TargetInvocatio nException: Exception has been thrown by the target of an invocation. ---> System. InvalidOperatio nException: Operation is not valid due to the current state of the object Linq.Enumerable .First[ FileDockItem] (IEnumerable`1 source) [0x00000] .RecentDocument sItem.UpdateInf o () [0x00000] .RecentDocument sItem.RefreshRe centDocs () [0x00000] .RecentDocument sItem.< RecentDocuments Item>m_ _2 (System.Object , System.EventArgs ) [0x00000] Reflection. MonoMethod: InternalInvoke (object, object[ ],System. Exception& ) Reflection. MonoMethod. Invoke (System.Object obj, BindingFlags invokeAttr, System. Reflection. Binder binder, System.Object[] parameters, System. Globalization. CultureInfo culture) [0x00000] Reflection. MonoMethod. Invoke (System.Object obj, BindingFlags invokeAttr, System. Reflection. Binder binder, System.Object[] parameters, System. Globalization. CultureInfo culture) [0x00000] Reflection. MethodBase. Invoke (System.Object obj, System.Object[] parameters) [0x00000] Delegate. DynamicInvokeIm pl (System.Object[] args) [0x00000] MulticastDelega te.DynamicInvok eImpl (System.Object[] args) [0x00000] Delegate. DynamicInvoke (System.Object[] args) [0x00000] ClosureInvokedC B (System.Object o, GLib.ClosureInv okedArgs args) [0x00000] ure.Invoke (GLib.ClosureIn vokedArgs args) [0x00000] ure.MarshalCall back (IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) [0x00000] anager. RaiseUnhandledE xception( System. Exception e, Boolean is_terminal) ure.MarshalCall back(IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) er.gtk_ recent_ manager_ purge_items( IntPtr , IntPtr ByRef ) er.PurgeItems( ) .RecentDocument sItemProvider+ <ClearRecent> c__AnonStorey0. <>m__0( System. Object o, Gtk.ResponseArgs args) Reflection. MonoMethod. InternalInvoke( System. Object , System.Object[] , System.Exception ByRef ) Reflection. MonoMethod. Invoke( System. Object obj, BindingFlags invokeAttr, System. Reflection. Binder binder, System.Object[] parameters, System. Globalization. CultureInfo culture) Reflection. MethodBase. Invoke( System. Object obj, System.Object[] parameters) Delegate. DynamicInvokeIm pl(System. Object[ ] args) MulticastDelega te.DynamicInvok eImpl(System. Object[ ] args) Delegate. DynamicInvoke( System. Object[ ] args) ClosureInvokedC B(System. Object o, GLib.ClosureInv okedArgs args) ure.Invoke( GLib.ClosureInv okedArgs args) ure.MarshalCall back(IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) .gtk_main( ) .Run() Main(System. String[ ] args)
[Info 11:46:36.393] Docky version: 2.1.0 bzr docky r1332 ppa
[Info 11:46:36.494] Kernel version: 2.6.32.22
[Info 11:46:36.497] CLR version: 2.0.50727.1433
Marshaling changed signal
Exception in Gtk# callback delegate
Note: Applications can use GLib.ExceptionM
System.
at System.
at RecentDocuments
at RecentDocuments
at RecentDocuments
at (wrapper managed-to-native) System.
at System.
--- End of inner exception stack trace ---
at System.
at System.
at System.
at System.
at System.
at GLib.Signal.
at GLib.SignalClos
at GLib.SignalClos
at GLib.ExceptionM
at GLib.SignalClos
at Gtk.RecentManag
at Gtk.RecentManag
at RecentDocuments
at System.
at System.
at System.
at System.
at System.
at System.
at GLib.Signal.
at GLib.SignalClos
at GLib.SignalClos
at Gtk.Application
at Gtk.Application
at Docky.Docky.
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose
Cairo.Context: called from finalization thread, programmer is missing a call to Dispose