>using system; >using myProject; > >namespace otherproject >{ > public class MyOtherProject > { > // I want to access properties and methods of MyProject.DLL here but > //like: > GetTax getTax = new GetTax(); > getTax.ComputeTax(blah....); > } >} >>Above gives an error C:\DotNetApps\OtherProject.cs(6): The type or namespace name 'myProject' could not be found (are you missing a using directive or an assembly reference?)