Visual Studio 2010 – The project type is not supported by this installation.
I came back to a VS 2010 C# SharePoint project after a while and found it wouldn’t open the project.
The error: The project type is not supported by this installation.
This error generally means that the project type you are trying to open is not supported in that Visual Studio Installation. 🙂 Reasons this situation could come about is an improper sequence of Visual Studio add-on installs/patching, or simply having built the project on one VS install and opening it on another.
1. Check whether the VS2010 product you installed supports web development
For VS2010 Express products:
For VS1010 retail products:
(Expand the node of “Product Feature”)
2. If you’re running VS2010 retail products
..like Professional edition, Premium Edition, check Help Menu > About Microsoft Visual Studio > Installed products? Please check whether “Microsoft Visual Web Developer 2010” has been installed properly.
3. Delete the
If those 2 steps fail to yield a result, do what I did – open the Visual Studio project file .csproj for example in notepad, remove the values in the node, save and open again.
So, (in my project), I deleted the GUID values from the following node:
so it became:
..save the file and open project again in Visual Studio. Project subsequently works.