[Mono-bugs] [Bug 349080] Crash : C# forms application cannot use C++ CLI class library

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Mon Dec 17 06:41:24 EST 2007


User jpryor at novell.com added comment

Jonathan Pryor <jpryor at novell.com> changed:

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                 CC|                                                |jpryor at novell.com

--- Comment #1 from Jonathan Pryor <jpryor at novell.com>  2007-12-17 04:41:23 MST ---
The error generated by mono is fairly self-explanetory:

** ERROR **: Method
'<Module>:<CrtImplementationDetails>.DoDllLanguageSupportValidation ()' in
assembly '/home/jon/tmp/CLICall/CLICall/bin/Release/CPPAssembly.dll' contains
native code and mono can't run it. The assembly was probably created by Managed


In short, CPPAssembly.dll is a mixed-mode assembly, an assembly that contains
both managed and native code.  Mono cannot deal with these.

You should try compiling your C++/CLI assembly with the /clr:safe flag, and if
that doesn't help, see if there's a way to remove the dependency on unmanaged
code.  (There was with VS2003, but the VS2005 C++/CLI language is completely

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