Commented Unassigned: using RazorSrcFiles causes views to duplicate in visual studio project [150]

As the title mentioned, when using RazorSrcFiles to choose what to compile, the items will duplicate in visual studio 2013. Screenshot attached.
Comments: Could you try adding `<Visible>false</Visible>` to the RazorSrcFiles item? `` <RazorSrcFiles Include="..."> <Visible>false</Visible> </RazorSrcFiles> ``