Sources.list generated via: $ grep '^deb' ./sources.list ./sources.list.d/*list|cut -f2- -d ':' > /tmp/sources.list
This was tested on my regular machine as well as a clean VM-- same problem.
Sources.list generated via: list.d/ *list|cut -f2- -d ':' > /tmp/sources.list
$ grep '^deb' ./sources.list ./sources.
This was tested on my regular machine as well as a clean VM-- same problem.