Hallo, ich hab wohl das gleiche Problem - FLT Update klappt nicht.
Anbei mal der Auszug aus dem Update plus den Lösungsversuchen...
Hoffe, ihr habt eine Lösung für mich!
Danke und Gruß
AWeiden
[✗] Update local cache of available packages
Error: Unable to update package cache. Please try "sudo apt-get update"
Unable to complete update, please contact Pi-hole Support
pi@PIVCCU3:~ $ sudo update-ca-certificates
Updating certificates in /etc/ssl/certs...
0 added, 0 removed; done.
Running hooks in /etc/ca-certificates/update.d...
done.
done.
pi@PIVCCU3:~ $ sudo apt-get update
OK:1 http://raspbian.raspberrypi.org/raspbian stretch InRelease
OK:2 http://archive.raspberrypi.org/debian stretch InRelease
...
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
Paketlisten werden gelesen... Fertig
E: The repository 'https://www.pivccu.de/piVCCU stable Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
pi@PIVCCU3:~ $ sudo apt-get update --allow-releaseinfo-change
E: Command line option --allow-releaseinfo-change is not understood in combination with the other options