リモート画像のダウンロードに関する誤った警告は？

[omarfilip]

おそらく、これが役立つでしょう：

Downloading remote images disabled due to disk space

log in via SSH and apt-get autoclean apt-get autoremove git pull ./launcher rebuild app ./launcher cleanup That should fix you up nicely, cleaning both Docker containers and cleaning up old Ubuntu automatic kernel upgrade archives too, which can be quite large over a year.