19 September 2022 - 14:54

The old installer will hijack the extension. This may happen when you install an older version of Office or SQL Server after having installed Visual Studio.
#Visual studio 2010 shell invalid license data reinstall is required 2013 full version#
The same may happen when you have Visual Studio Express installed next to a full version of Visual Studio. Since this is a minimal version, it’s unable to load any project type that ships with Visual Studio Express, Professional or above.



sln extension is owned by “Visual Studio 2010 Shell” a minimal version of Visual Studio that ships with products like SQL Server and Office to provide support for add-in development without any other features.
