Goose

Have you got spaces? Try a MessageBox.Show(comboBox1.SelectedText.Replace(' ', '-')); into the default section of the switch (or a breakpoint in the switch and inspect the com...

take a look on this https://docs.microsoft.com/en-us/dotnet/api/system.web.mvc.controller.redirecttoaction?view=aspnet-mvc-5.2

think what you want, man (do you have the same homework? XD)

Could be not an image? 🤷‍♂️