This is sort of a belated bug request. I posted on the mono-D web site feedback page. The issues mysteriously went away, but attached are exception traces in case they are of any use.
Apologies for the inline attachment, this issues system does not seem to allow general file attachments.
ide.log:
INFO [2014-05-25 09:40:24Z]: Starting Xamarin Studio 5.0 (build 876)
INFO [2014-05-25 09:40:24Z]: Running on Mono 3.4.0 ((no/c3fc3ba)
INFO [2014-05-25 09:40:25Z]: Migrated core properties from /Users/steves/Library/Preferences/XamarinStudio-4.0/MonoDevelopProperties.xml
INFO [2014-05-25 09:40:25Z]: Using GTK+ 2.24.23
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
Could not scan dependency 'Xamarin.MacDev, Version=1.0.5254.25053, Culture=neutral, PublicKeyToken=null'. Ignoring for now.
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.Core
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.Ide
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.MacPlatform
INFO [2014-05-25 09:40:29Z]: Migrating '/Users/steves/Library/Preferences/XamarinStudio-4.0/EditingLayout.xml' to '/Users/steves/Library/Preferences/XamarinStudio-5.0/EditingLayout.xml'
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.Debugger
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.Debugger.Soft
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.SourceEditor2
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.DesignerSupport
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.XmlEditor
INFO [2014-05-25 09:40:29Z]: Add-in loaded: MonoDevelop.Xamarin.Ide
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.MonoAndroid
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.Xamarin.Ide.Mac
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.VersionControl
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.Refactoring
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.CSharpBinding
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.MacDev
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.IPhone
INFO [2014-05-25 09:40:30Z]: Initializing Runtime Mono 3.4.0
INFO [2014-05-25 09:40:30Z]: ANDROID: Did not find Android SDK
INFO [2014-05-25 09:40:30Z]: ANDROID: Did not find Xamarin.Android
INFO [2014-05-25 09:40:30Z]: Xamarin.Android SDK not found, disabling Xamarin.Android addin
Starting Xamarin Studio
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.Deployment
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.AspNet
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.AspNet.Mvc
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.VBBinding
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.TextTemplating
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.MonoMac
INFO [2014-05-25 09:40:30Z]: Add-in loaded: MonoDevelop.FSharpBinding
INFO [2014-05-25 09:40:30Z]: Found Xcode, version 5.1.1 (5085).
INFO [2014-05-25 09:40:30Z]: Xamarin.iOS not installed. Can't find mtouch.
Loading Workbench
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.DocFood
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.Deployment.Linux
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.CBinding
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.NUnit
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.PackageManagement
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.AssemblyBrowser
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.WebReferences
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.RegexToolkit
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.GtkCore
INFO [2014-05-25 09:40:32Z]: Add-in loaded: MonoDevelop.VersionControl.Git
Initializing Main Window
INFO [2014-05-25 09:40:32Z]: Creating DefaultWorkbench
INFO [2014-05-25 09:40:33Z]: Updating Welcome Page from 'https://software.xamarin.com/Service/News'.
INFO [2014-05-25 09:40:33Z]: Updating Prebuilt Apps from 'https://xamarin.com/PrebuiltApps.xml'.
INFO [2014-05-25 09:40:34Z]: Add-in loaded: MonoDevelop.VersionControl.Subversion
INFO [2014-05-25 09:40:34Z]: Add-in loaded: MonoDevelop.VersionControl.Subversion.Unix
INFO [2014-05-25 09:40:34Z]: Welcome Page updated.
INFO [2014-05-25 09:40:34Z]: Prebuilt Apps updated.
INFO [2014-05-25 09:40:35Z]: Prebuilt Apps image updated.
INFO [2014-05-25 09:40:35Z]: Prebuilt Apps image updated.
INFO [2014-05-25 09:40:35Z]: Prebuilt Apps image updated.
INFO [2014-05-25 09:40:35Z]: Prebuilt Apps image updated.
INFO [2014-05-25 09:40:35Z]: Prebuilt Apps image updated.
Installing D Language Binding v2.0.6
INFO [2014-05-25 09:41:31Z]: Add-in loaded: MonoDevelop.D
Installing D Language Debugging Support under GNU/Linux (GDB) v1.2.10
ERROR [2014-05-25 09:41:42Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:41:42Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:41:42Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:42:49Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:42:49Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:42:49Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:42:49Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
ERROR [2014-05-25 09:42:50Z]: Add-in error ():
System.InvalidOperationException: Could not read add-in file: /Users/steves/Library/Caches/XamarinStudio-5.0/addin-db-001/addin-data/unknown/MonoDevelop.D,2.0.6.maddin ---> System.InvalidOperationException: Could not read add-in description
at Mono.Addins.Addin.get_Description () [0x00073] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:257
at Mono.Addins.Addin.get_AddinInfo () [0x0000b] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:141
--- End of inner exception stack trace ---
at Mono.Addins.Addin.get_AddinInfo () [0x00022] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:143
at Mono.Addins.Addin.get_Enabled () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/Addin.cs:165
at Mono.Addins.ExtensionContext.GetAddinExtensions (System.String id, Mono.Addins.Description.ExtensionPoint ep) [0x0004e] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1088
at Mono.Addins.ExtensionContext.LoadExtensions (System.String requestedExtensionPath) [0x0005d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionContext.cs:1035
at Mono.Addins.TreeNode.get_Children () [0x0001d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/TreeNode.cs:210
at Mono.Addins.ExtensionNode.get_ChildNodes () [0x00012] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:192
Full thread dump:
"Threadpool worker"
"Threadpool worker"
"Background parser" at <unknown> <0xffffffff>
at (wrapper managed-to-native) System.Threading.WaitHandle.WaitOne_internal (System.Threading.WaitHandle,intptr,int,bool) <IL 0x00030, 0xffffffff>
at System.Threading.WaitHandle.WaitOne (int,bool) <IL 0x00040, 0x0007f>
at MonoDevelop.Ide.TypeSystem.TypeSystemService.WaitForParseJob (int) [0x00008] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.TypeSystem/TypeSystemService.cs:2720
at MonoDevelop.Ide.TypeSystem.TypeSystemService.ParserUpdateThread () [0x0000d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.TypeSystem/TypeSystemService.cs:2769
at System.Threading.Thread.StartInternal () <IL 0x00021, 0x00057>
at (wrapper runtime-invoke) object.runtime_invoke_void__this__ (object,intptr,intptr,intptr) <IL 0x0004e, 0xffffffff>
"Threadpool monitor"
"<threadpool thread>"
"<unnamed thread>" at <unknown> <0xffffffff>
at (wrapper managed-to-native) System.Threading.Thread.Sleep_internal (int) <IL 0x00021, 0xffffffff>
at System.Threading.Thread.Sleep (int) <IL 0x00018, 0x00017>
at System.IO.KeventWatcher.Monitor () <IL 0x000bb, 0x00233>
at System.Threading.Thread.StartInternal () <IL 0x00021, 0x00057>
at (wrapper runtime-invoke) object.runtime_invoke_void__this__ (object,intptr,intptr,intptr) <IL 0x0004e, 0xffffffff>
"Background dispatcher" at <unknown> <0xffffffff>
at (wrapper managed-to-native) System.Threading.WaitHandle.WaitOne_internal (System.Threading.WaitHandle,intptr,int,bool) <IL 0x00030, 0xffffffff>
at System.Threading.WaitHandle.WaitOne () <IL 0x00023, 0x0005f>
at MonoDevelop.Ide.DispatchService.backgroundDispatcher () [0x00062] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide/DispatchService.cs:309
at System.Threading.Thread.StartInternal () <IL 0x00021, 0x00057>
at (wrapper runtime-invoke) object.runtime_invoke_void__this__ (object,intptr,intptr,intptr) <IL 0x0004e, 0xffffffff>
"Timer-Scheduler" at <unknown> <0xffffffff>
at (wrapper managed-to-native) System.Threading.WaitHandle.WaitOne_internal (System.Threading.WaitHandle,intptr,int,bool) <IL 0x00030, 0xffffffff>
at System.Threading.WaitHandle.WaitOne (int,bool) <IL 0x00040, 0x0007f>
at System.Threading.WaitHandle.WaitOne (int) <IL 0x00003, 0x00018>
at System.Threading.Timer/Scheduler.SchedulerThread () <IL 0x0025d, 0x00b53>
at System.Threading.Thread.StartInternal () <IL 0x00021, 0x00057>
at (wrapper runtime-invoke) object.runtime_invoke_void__this__ (object,intptr,intptr,intptr) <IL 0x0004e, 0xffffffff>
"Threadpool worker"
"IO Threadpool worker"
"GUI Thread" at <unknown> <0xffffffff>
at (wrapper managed-to-native) Gtk.Application.gtk_main () <IL 0x00022, 0xffffffff>
at Gtk.Application.Run () <IL 0x00001, 0x0000b>
at MonoDevelop.Ide.IdeApp.Run () [0x00000] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide/Ide.cs:383
at MonoDevelop.Ide.IdeStartup.Run (MonoDevelop.Ide.MonoDevelopOptions) [0x007f9] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide/IdeStartup.cs:300
at MonoDevelop.Ide.IdeStartup.Main (string[],MonoDevelop.Ide.Extensions.IdeCustomizer) [0x0008d] in /Users/builder/data/lanes/886/892675cb/source/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide/IdeStartup.cs:620
at Xamarin.Startup.MainClass.Main (string[]) [0x00003] in /Users/builder/data/lanes/886/892675cb/source/md-addins/Xamarin.Startup/Main.cs:11
at (wrapper runtime-invoke) <Module>.runtime_invoke_int_object (object,intptr,intptr,intptr) <IL 0x0005c, 0xffffffff>
This is sort of a belated bug request. I posted on the mono-D web site feedback page. The issues mysteriously went away, but attached are exception traces in case they are of any use.
The conversation was here: http://mono-d.alexanderbothe.com/feedback/#comment-2879
Apologies for the inline attachment, this issues system does not seem to allow general file attachments.
ide.log: