https://bugs.winehq.org/show_bug.cgi?id=40732
--- Comment #1 from Sebastian Lackner sebastian@fds-team.de --- (In reply to Dimelay from comment #0)
apt-get update
: Failed to fetch https://dl.winehq.org/winebuilds/debian/dists/stretch/InRelease E: Some index files failed to download. They have been ignored, or old ones used instead
On the second computer Jessie and works there all
Its not really surprising that it doesn't work when the URL is wrong. It should be "wine-builds" instead of "winebuilds", see the installation instructions on the Wiki: https://wiki.winehq.org/Debian.