Recently, I noticed the strange text mesages during installation of our MSI created in WiX 3.11 + VS 2017. I'm seeing "Copying new files File: [1], Directory: [9], Size [6]" text:
Similarly, I'm getting the following during uninstallation:
This happens on the latest Windows 10 Pro build 15063.296. I think I didn't notice this problem before. I tried the same installer on Win 7 that was not updated for some time and it worked correctly (or better):
I think I'm not alone, according to the screenshot on this page. But I couldn't find any information. Did you experience the same problem? If yes, is there a way to fix it?