The downloaded copy of McAfee Stinger Portable is not valid and can not be installed. This could be due to an incomplete download or other network issue. Please try running the updater again when complete.
Download Error: File Not Found (404) on file https://downloads.sourceforge.net/portableapps/uTorrentPortable_3.3.2.30...
I had same issue using auto updater. Easiest fix was to download it seperately and install it. Seems it has to do with the EULA
“Be who you are and say what you feel because those who mind don't matter and those who matter don't mind.” Dr. Seuss