Build error: The specified InstallRoot value of 'VCTargets' is invalid for item

[huguesv]

Started getting this error when I updated to latest build of 16.1 Preview 2 yesterday:

48>------ Rebuild All started: Project: VCDebugLauncher, Configuration: Debug Any CPU ------
48>  VCDebugLauncher -> C:\Projects\GitHub\_\PTVS\BuildOutput\Debug16.0\raw\binaries\Microsoft.PythonTools.Debugger.VCLauncher.dll
48>VSSDK : error VSSDK1079: The specified InstallRoot value of 'VCTargets' is invalid for item 'C:\Projects\GitHub\_\PTVS\Python\Product\VCDebugLauncher\VCTargets\Win32\ImportAfter\Microsoft.PythonTools.Debugger.VCDebugLauncher.targets'.

    <Content Include="VCTargets\Win32\ImportAfter\Microsoft.PythonTools.Debugger.VCDebugLauncher.targets">
      <VSIXSubPath>Platforms\Win32\ImportAfter</VSIXSubPath>
      <InstallRoot>VCTargets</InstallRoot>
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
      <IncludeInVSIX>true</IncludeInVSIX>
      <SubType>Designer</SubType>
    </Content>