Btw, you can check /var/log/syslog from a second terminal (Alt+F2) to see if there are any error messages related to "choose-mirror".
If you find something there, let us know. Adrian > On Apr 14, 2017, at 3:32 PM, Linux User #330250 <linuxuser330...@gmx.net> > wrote: > >> Am 2017-04-14 um 13:08 schrieb John Paul Adrian Glaubitz: >>> On 04/14/2017 12:00 PM, Linux User #330250 wrote: >>>> Am 2017-04-14 um 10:25 schrieb John Paul Adrian Glaubitz: >>>> Yes, the choose-mirror package currently doesn't support unstable [1]. You >>>> can easily enter a normal >>>> mirror URL like "ftp.debian.org" and "debian/" as a sub-directory and it >>>> should work. >>> Should I install again and try that or can we just assume that this will >>> work? >> It should just work, but you can try nontheless. We're happy about any >> feedback >> we can get. > > No, this did not work. I chose "enter by hand" and added ftp.at.debian.org > (at for Austria), which worked when I added it manually after the > installation, and /debian/ (the default). It gives the same error. Changing > the base address to ftp.debian.org didn't help either. BTW, I used http (not > https, not ftp). > > I think it has to do with "unstable". > Is there anything I could try in a shell? Where does the installer store the > mirror information? I assumed /etc/apt/sources.list, but when I open a shell > (from within the installer, since I use it now over SSH) it tells me that > there is "no such file or directory"...