I'm having a lot of problems trying to build my solution with mdbuild. I updated to 4.3.1.3 to try to solve one problem, but now it fails with the following error:
ERROR [2014-01-17 12:36:25Z]: Add-in error (MonoDevelop.MacDev,4.3.1): Add-in could not be loaded System.BadImageFormatException: Could not load file or assembly '/Applications/Xamarin Studio.app/Contents/MacOS/lib/monodevelop/AddIns/Xamarin.Ide/Xamarin.MacDev.dll' or one of its dependencies. An attempt was made to load a program with an incorrect format. File name: '/Applications/Xamarin Studio.app/Contents/MacOS/lib/monodevelop/AddIns/Xamarin.Ide/Xamarin.MacDev.dll' at (wrapper managed-to-native) System.Reflection.Assembly:LoadFrom (string,bool) at System.Reflection.Assembly.LoadFrom (System.String assemblyFile) [0x00000] in /private/tmp/source/bockbuild-xamarin/profiles/mono-mac-xamarin/build-root/mono-3.2.5/mcs/class/corlib/System.Reflection/Assembly.cs:478 at Mono.Addins.RuntimeAddin.LoadModule (Mono.Addins.Description.ModuleDescription module, System.Collections.ArrayList asmList) [0x000a1] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/RuntimeAddin.cs:644 at Mono.Addins.RuntimeAddin.EnsureAssembliesLoaded () [0x00020] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/RuntimeAddin.cs:683 at Mono.Addins.RuntimeAddin.CheckAddinDependencies (Mono.Addins.Description.ModuleDescription module, Boolean forceLoadAssemblies) [0x00052] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/RuntimeAddin.cs:665 at Mono.Addins.RuntimeAddin.EnsureAssembliesLoaded () [0x00012] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/RuntimeAddin.cs:682 at Mono.Addins.RuntimeAddin.GetType (System.String typeName, Boolean throwIfNotFound) [0x00000] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/RuntimeAddin.cs:319 at Mono.Addins.AddinEngine.InsertAddin (IProgressStatus statusMonitor, Mono.Addins.Addin iad) [0x0006f] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/AddinEngine.cs:529 ERROR [2014-01-17 12:36:25Z]: Could not load framework 'IPhone' System.InvalidOperationException: Add-in 'MonoDevelop.IPhone,4.3.1' could not be loaded. at Mono.Addins.ExtensionNode.get_Addin () [0x0009f] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/external/mono-addins/Mono.Addins/Mono.Addins/ExtensionNode.cs:157 at MonoDevelop.Core.AddIns.TargetFrameworkNode.CreateFramework () [0x0000d] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/src/core/MonoDevelop.Core/MonoDevelop.Core.AddIns/TargetFrameworkNode.cs:48 at MonoDevelop.Core.Assemblies.SystemAssemblyService.CreateFrameworks () [0x0003c] in /Users/builder/data/lanes/monodevelop-lion-monodevelop-4.3.1-branch/bd211816/source/monodevelop/main/src/core/MonoDevelop.Core/MonoDevelop.Core.Assemblies/SystemAssemblyService.cs:278