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Created attachment 1300 [details]
Source that gives problems.
Related to 3042 but this is a Console program and not a Library.
Building: Zirc (Debug|x86)
---------------------- Done ----------------------
Build failed. Object reference not set to an instance of an object.
I have tried both MonoDevelop 22.214.171.124 and 126.96.36.199 and still same error.
It compiles fine in Visual Studio 2010.
I'm including the files as a attachment.
This is an incarnation of bug #3139
You have a custom build command defined with no command.
Double-click on your project, go to Build/Custom Commands and remove the custom command.
*** This bug has been marked as a duplicate of bug 3139 ***