[Mono-dev] Chiron.exe on mono 2.4.2.1 crashes with System.TypeLoadException

[Miguel de Icaza]

Hello,

> I'm working out some kinks with DLR running on Mono and Moonlight,  
> and I found that Chiron.exe no longer runs against Mono. It works  
> against 2.2, but not 2.4:
>
> rupert at linux:~/ironruby/Merlin/Main/Bin/Silverlight Release> mono  
> Chiron.exe
>
> ** (Chiron.exe:18505): WARNING **: The class  
> System.Diagnostics.ProcessStartInfo could not be loaded, used in  
> System, Version=2.0.0.0, Culture=neutral,  
> PublicKeyToken=b77a5c561934e089

Those errors indicate a corrupt version of Mono on your system.    
Perhaps you set MONO_PATH or MONO_GAC_PATH or the system PATH?

What happens when you try to build a sample C# program like this:

mcs -pkg:dotnet foo.cs

Miguel.