title: Wix:Disallowing installation of component: since the same component with higher versioned keyfile exists
body: <p>I am doing a compatibility check of MSI in the OPS environment before deploying  to Production environment.</p>
  
  <p>A part of this i am deploying first the latest MSI say "MSIv2 to OPS environment on top of MSIv1 and the MSIv2 automatically uninstall the MSIv1 and install MSIv2 without any issues.</p>
  
  <p>Now when i am installing MSIv1 on top of MSIv2. MSIv1 is installed and it is showing in control pannel as installed.But when i see the directory path no .dll files are there in the bin folder.</p>
  
  <p>i am logging the action of MSI in log file which tell ...
  Log:
  Disallowing installation of component: {AC7BC9EB-4F1D-4FEE-B0C2-478966229D8E} since the same component with higher versioned keyfile exists</p>