One or more projects in the solution were not loaded correctly.

Problem

You get this error when trying to open an Iron Speed Designer project in Visual Studio 2010:

One or more projects in the solution were not loaded correctly.

Solution

Visual Studio 2010 is missing a component.  Typically, the Visual Web Developer component must be installed.  Use your control panel to install the missing components for Visual Studio.

See Also

Part VII:  Troubleshooting Applications

Application Generation and Compilation Error Messages