Cannot open .rpt Crystal Reports file in Visual Studio 2010

Question

I have taken over an existing C# project and am using Visual Studio 2010 with .NET framework 4.0.

The application uses Crystal Reports. It seems like the definitions

Answer 1

For development, you need to install SAP Crystal Reports, version for Visual Studio 2010 - Standard from the download page you linked to.

The Click Once version that you installed is for deployment.