使用Typescript时，Visual Studio 2015会出现问题

I'm using Visual Studio 2015 Enterprise RTM. When creating an ASP.net 4.6 web application using the Web Api template, I noticed as soon as I add a TypeScript file, the codelens indicators stop working. I tested this on a new installation, with no extra extensions installed, as well and tried other asp.net 4.6 templates. When running in safe mode the problem doesn't occur.I'm using Visual Studio 2015 Enterprise RTM. Wh