don't start: System.TypeLoadException: Could not load type 'MonoDevelop.Core.Runtime' from assembly 'MonoDevelop.Core'

[Paul Dufresne]

Binary package hint: monodevelop

Error I get when trying to start monodevelop (Hardy):
paul@paul-desktop:~$ monodevelop

** (./MonoDevelop.exe:7790): WARNING **: The following assembly referenced from /usr/lib/monodevelop/bin/MonoDevelop.Core.dll could not be loaded:
     Assembly: Mono.Addins.Setup (assemblyref_index=2)
     Version: 0.2.0.0
     Public Key: 0738eb9f132ed756
The assembly was not found in the Global Assembly Cache, a path listed in the MONO_PATH environment variable, or in the location of the executing assembly (/usr/lib/monodevelop/bin).

** (./MonoDevelop.exe:7790): WARNING **: Could not load file or assembly 'Mono.Addins.Setup, Version=0.2.0.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756' or one of its dependencies.

Unhandled Exception: System.TypeLoadException: Could not load type 'MonoDevelop.Core.Runtime' from assembly 'MonoDevelop.Core, Version=0.14.0.0, Culture=neutral'.
paul@paul-desktop:~$

paul@paul-desktop:~$ dpkg -l|grep mono
ii libmono-accessibility2.0-cil 1.2.5.1-2ubuntu1 Mono Accessibility library
ii libmono-addins-gui0.2-cil 0.3~svn.r90520-1 GTK# frontend library for Mono.Addins
ii libmono-addins0.2-cil 0.3~svn.r90520-1 addin framework fir extensible CLI applicati
ii libmono-cairo1.0-cil 1.2.5.1-2ubuntu1 Mono Cairo library
ii libmono-cairo2.0-cil 1.2.5.1-2ubuntu1 Mono Cairo library
ii libmono-cecil0.5-cil 0.5-2 library to generate and inspect CIL assembli
ii libmono-corlib1.0-cil 1.2.5.1-2ubuntu1 Mono core library (1.0)
ii libmono-corlib2.0-cil 1.2.5.1-2ubuntu1 Mono core library (2.0)
ii libmono-data-tds1.0-cil 1.2.5.1-2ubuntu1 Mono Data library
ii libmono-data-tds2.0-cil 1.2.5.1-2ubuntu1 Mono Data Library
ii libmono-microsoft-build2.0-cil 1.2.5.1-2ubuntu1 Mono Microsoft.Build libraries
ii libmono-peapi1.0-cil 1.2.5.1-2ubuntu1 Mono PEAPI library
ii libmono-peapi2.0-cil 1.2.5.1-2ubuntu1 Mono PEAPI library
ii libmono-relaxng1.0-cil 1.2.5.1-2ubuntu1 Mono Relaxng library
ii libmono-security1.0-cil 1.2.5.1-2ubuntu1 Mono Security library
ii libmono-security2.0-cil 1.2.5.1-2ubuntu1 Mono Security library
ii libmono-sharpzip0.84-cil 1.2.5.1-2ubuntu1 Mono SharpZipLib library
ii libmono-sharpzip2.84-cil 1.2.5.1-2ubuntu1 Mono SharpZipLib library
ii libmono-sqlite2.0-cil 1.2.5.1-2ubuntu1 Mono Sqlite library
ii libmono-system-data1.0-cil 1.2.5.1-2ubuntu1 Mono System.Data library
ii libmono-system-data2.0-cil 1.2.5.1-2ubuntu1 Mono System.Data Library
ii libmono-system-runtime1.0-cil 1.2.5.1-2ubuntu1 Mono System.Runtime library
ii libmono-system-runtime2.0-cil 1.2.5.1-2ubuntu1 Mono System.Runtime Library
ii libmono-system-web1.0-cil 1.2.5.1-2ubuntu1 Mono System.Web library
ii libmono-system-web2.0-cil 1.2.5.1-2ubuntu1 Mono System.Web Library
ii libmono-system1.0-cil 1.2.5.1-2ubuntu1 Mono System libraries (1.0)
ii libmono-system2.0-cil 1.2.5.1-2ubuntu1 Mono System libraries (2.0)
ii libmono-winforms2.0-cil 1.2.5.1-2ubuntu1 Mono System.Windows.Forms library
ii libmono0 1.2.5.1-2ubuntu1 libraries for the Mono JIT
ii libmono1.0-cil 1.2.5.1-2ubuntu1 Mono libraries (1.0)
ii libmono2.0-cil 1.2.5.1-2ubuntu1 Mono libraries (2.0)
ii mono 1.2.5.1-2ubuntu1 Mono CLI (.NET) runtime
ii mono-common 1.2.5.1-2ubuntu1 common files for Mono
ii mono-debugger 0.50-1 Debugger for Mono
ii mono-gac 1.2.5.1-2ubuntu1 Mono GAC tool
ii mono-gmcs 1.2.5.1-2ubuntu1 Mono C# 2.0 compiler
ii mono-jit 1.2.5.1-2ubuntu1 fast CLI JIT/AOT compiler for Mono
ii mono-jit-dbgsym 1.2.5.1-2ubuntu1 debug symbols for package mono-jit
ii mono-mcs 1.2.5.1-2ubuntu1 Mono C# compiler
ii mono-runtime 1.2.5.1-2ubuntu1 Mono runtime
ii mono-tools-devel 1.2.4-1ubuntu1 Various development tools for mono
ii mono-tools-gui 1.2.4-1ubuntu1 Various GUI tools for mono
ii mono-utils 1.2.5.1-2ubuntu1 Mono utilities
ii mono-xsp2 1.2.4-1.1ubuntu1 simple web server to run ASP.NET application
ii mono-xsp2-base 1.2.4-1.1ubuntu1 base libraries for XSP 2.0
ii monodevelop 0.14+dfsg-3ubuntu1 C#/Boo/Java/Nemerle/ILasm/ASP.NET Developmen
ii monodoc 1.2.5-1ubuntu1 Mono documentation viewer
ii monodoc-base 1.2.5-1ubuntu1 shared MonoDoc binaries
ii monodoc-browser 1.2.4-1ubuntu1 MonoDoc GTK+ based viewer
ii monodoc-gtk2.0-manual 2.10.2-1ubuntu2 compiled XML documentation for Gtk# 2.10
ii monodoc-manual 1.2.5-1ubuntu1 compiled XML documentation from the Mono pro
paul@paul-desktop:~$

I did not set any system variables (like MONO_PATH) or anything.

[Daniel T Chen (crimsun)]

Is this symptom still reproducible in 8.10?

[Neil Perry (nperry)]

We are closing this bug report as there hasn't been any activity. Please upgrade to the latest release Karmic 9.10 - If this bug is still reproducible please set Status to New. Thanks