diff --git a/known-issues-vs2015.md b/known-issues-vs2015.md
index 8da0787..2cae916 100644
--- a/known-issues-vs2015.md
+++ b/known-issues-vs2015.md
@@ -15,6 +15,8 @@ If you open or create a .NET Core project project and Visual Studio cannot find
 This is caused by Visual Studio 2017 RC installing both the x86 and x64 versions of the .NET Core SDK. 
 To workaround the issue, edit your PATH environment variable to only point to the version of the SDK that matches your operating system architecture (e.g. if your operating system is x64, remove the entry from the PATH that points to "C:\Program Files (x86)\dotnet")
 
+*On rare occasions your PATH information can be deleted. Make sure you have the correct PATH that points to either "C:\Program Files (x86)\dotnet" for x64 or "C:\Program Files\dotnet".
+
 #### The correct version of the .NET SDK is not installed  
 
  To workaround this you can install the correct version of the .NET SDK. You can use the links below.