I'm still a newbie, but I wrote a program in Visual Studio Express 2012 on Windows with references to an API through a .dll and .NET framework 4.0. If I try it on Ubuntu, I get messages like "Could Not Load File Or Assembly". Is there a way to run this on Ubuntu? If so, how do I get it to work?
Some VB.net applications will run on ubuntu using mono. In general support for them is not as good as for c#.
You can run your application from the commandline as follows:
Yes you can do that simply installing mono on your ubuntu as follows
After installation of mono
If you want to browse more about mono visit: http://www.mono-project.com/Main_Page