It could be that your program is compiled for .net 4.0 but your mono doesnt support it.
On Fri, Nov 04, 2011 at 12:29:58AM +0000, Matthew Fleming wrote: > Hi, > > I'm entirely new to mono so I'd really appreciate help with the following. > I am trying to run OpenVista CIS, which is supposed to run with mono under > Linux, on Ubuntu 11.10. I get the following errors: > > mfleming@mgf-desktop:~/openvista/openvistacis-0.9.96-client$ > ./OpenVistaCIS.exe > Missing method System.Reflection.Assembly::op_Equality(Assembly,Assembly) > in assembly /usr/lib/mono/2.0/mscorlib.dll, referenced in assembly > /usr/lib/mono/gac/gdk-sharp/2.12.0.0__35e10195dab3c99f/gdk-sharp.dll > ---Initial Exception--- > Method not found: 'System.Reflection.Assembly.op_Equality'. > at Medsphere.OpenVista.CIS.OVMain.Run (System.String[] args) [0x00000] > in <filename unknown>:0 > at Medsphere.OpenVista.CIS.OVMain.Main (System.String[] args) [0x00000] > in <filename unknown>:0 > > ---Second Exception--- > An exception was thrown by the type initializer for Nest > at Medsphere.OpenVista.CIS.OVMain.ShowUnhandledException > (System.Exception ex) [0x00000] in <filename unknown>:0 > [ERROR] FATAL UNHANDLED EXCEPTION: System.MissingMethodException: Method > not found: 'System.Reflection.Assembly.op_Equality'. > at Medsphere.OpenVista.CIS.OVMain.Run (System.String[] args) [0x00000] > in <filename unknown>:0 > at Medsphere.OpenVista.CIS.OVMain.Main (System.String[] args) [0x00000] > in <filename unknown>:0 > > It appears to me that this is probably a problem with the way mono is > configured in this Ubuntu distro, but I have no idea how to fix it. Any > assistance would be greatly appreciated. > > Matthew Fleming > _______________________________________________ > Mono-list maillist - Mono-list@lists.ximian.com > http://lists.ximian.com/mailman/listinfo/mono-list _______________________________________________ Mono-list maillist - Mono-list@lists.ximian.com http://lists.ximian.com/mailman/listinfo/mono-list