Assume that you have Microsoft Visual Studio 2012 installed on a computer that is running Windows 8. When you upgrade to Windows 8.1 Preview and then try to create a Windows Store app, the following issues may occur.
You receive one of the following error messages:
The 'Microsoft.VisualStudio.Project.VS.Implementation, Version=22.214.171.124, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' package did not load correctly. The problem may have been caused by a configuration change or by the installation of another extension. You can get more information by examining the file '<App Data path>\Roaming\Microsoft\VisualStudio\11.0\ActivityLog.xml'. Continue to show this error message?
'<App file name>' cannot be opened because its project type (.jsproj) is not supported by this version of the application. To open it, please use a version that supports this type of project.
You receive the following error message:
No exports were found that match the constraint: ContractName Microsoft.VisualStudio.Project.IProjectServiceAccessor RequiredTypeIdentity Microsoft.VisualStudio.Project.IProjectServiceAccessor
Note This issue occurs when you try to create a Windows Store app by using C++.