I am a fresher working in Windows application using .Net Framework 1.1. We are going to migrate our Windows application from .Net Framework 1.1 to 4.0. What are all impacted whe
here are the steps by msdn :
Migrating .net 1.1 to 4.0
Exception handling in 1.1 is another than 2.0 and higher In 1.1 unhandled exceptions swallowed, and in 2.0 and higher this behavior was changed. The unhandled exception, then, will result in an application crash. You can configure behaviour in confuguration file
I think @Karan Shah already shows the good link for you to explore. So please follow the common steps described in it.
Personally I suggest you pay attention to the obsolete warnings if there is any in your case. Later .NET Frameworks do have better things offered, so you should carefully get rid of the obsolete stuffs ASAP.