[Mono-osx] Problem running VB.NET app with

Gareth Baker g.j.baker at dl.ac.uk
Wed Feb 8 04:48:25 EST 2006

You need to edit the config file in

Change the MonoPosixHelper line to this:
<dllmap dll="MonoPosixHelper"

That should cure the problem.

Gareth Baker

On 8/2/06 02:53, "Joshua Kugler" <joshua.kugler at uaf.edu> wrote:

> Just to preface: I don't think this is related to Windows.Forms, as I did read
> through a few messages about those on the list archive.
> Tonight I downloaded version from the /Download section and installed
> them on my Linux machine and a Mac machine.
> I took a simple app I had written and compiled and tried to run them on the
> Linux box and Mac box.
> On the Linux box, it ran flawlessly.  Woohoo!
> My first try on the Mac box complained about something not implemented.
> Starting the X server solved that.
> Then, I tried it again.  It displays the app, along with all visible buttons,
> but then it crashes, with this in the console:
> cdesysadminmac:~/Desktop joshua$ mono WindowsApplication1.exe
> Mono System.Windows.Forms Assembly [Revision: 54007; built: 2005/12/6
> 14:35:24]
> Keyboard: United States keyboard layout
> Gtk not found (missing LD_LIBRARY_PATH to libgtk-x11-2.0.so?), using built-in
> colorscheme
> Unhandled Exception: System.TypeInitializationException: An exception was
> thrown by the type initializer for Mono.Unix.Native.Syscall --->
> System.DllNotFoundException: libMonoPosixHelper.dylib
> in (wrapper managed-to-native) Mono.Unix.Native.Syscall:_L_ctermid ()
> in <0x00090> Mono.Unix.Native.Syscall:.cctor ()--- End of inner exception
> stack trace ---
> in <0x00000> <unknown method>
> in <0x00238> System.Windows.Forms.XplatUIX11:UpdateMessageQueue ()
> in <0x00234> System.Windows.Forms.XplatUIX11:UpdateMessageQueue ()
> in <0x001b8> System.Windows.Forms.XplatUIX11:GetMessage
> (System.Windows.Forms.MSG msg, IntPtr handle, Int32 wFilterMin, Int32
> wFilterMax)
> in <0x00058> System.Windows.Forms.XplatUI:GetMessage (System.Windows.Forms.MSG
> msg, IntPtr hWnd, Int32 wFilterMin, Int32 wFilterMax)
> in <0x00858> System.Windows.Forms.Application:RunLoop (Boolean Modal,
> System.Windows.Forms.ApplicationContext context)
> in <0x00034> System.Windows.Forms.Application:Run (System.Windows.Forms.Form
> mainForm)
> in <0x00034> WindowsApplication1.Form1:Main ()
> I checked for libMonoPosixHelper.dylib, and it is
> in /Libraries/Frameworks/Mon.framework/Libraries
> I didn't see anything in the install notes.  Is there some post-install step I
> missed or that is not documented?
> Thanks!  I look forward to using Mono to make a cross platform App here at
> work!
> j----- k-----

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