I did a fresh YNH 3 installation on a Pi 3 and after fixing the partition enlargement “externally” (did not work with raspi-config over ssh) the Nextcloud installation showed some debconf notifications:
dpkg-preconfigure: unable to re-open stdin:
debconf: falling back to frontend: Teletype
debconf: (This frontend requires a controlling tty.)
debconf: unable to initialize frontend: Readline
debconf: falling back to frontend: Readline
debconf: (Dialog frontend will not work on a dumb terminal, an emacs shell buffer, or without a controlling terminal.)
debconf: unable to initialize frontend: Dialog
dpkg-preconfigure: unable to re-open stdin:
debconf: falling back to frontend: Teletype
debconf: (This frontend requires a controlling tty.)
debconf: unable to initialize frontend: Readline
debconf: falling back to frontend: Readline
debconf: (Dialog frontend will not work on a dumb terminal, an emacs shell buffer, or without a controlling terminal.)
debconf: unable to initialize frontend: Dialog
Installation was successful. What does the messages mean? Is it just for debugging? (still not an nixpert