Process: 385278 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock (code=exited, status=1/FAILURE)

[myrainbowandsky]

In Ubuntu 20.2, I tried to re-install docker and get:

sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin


Reading package lists... Done
Building dependency tree       
Reading state information... Done
containerd.io is already the newest version (1.6.8-1).
docker-ce-cli is already the newest version (5:20.10.18~3-0~ubuntu-focal).
docker-ce is already the newest version (5:20.10.18~3-0~ubuntu-focal).
docker-compose-plugin is already the newest version (2.10.2~ubuntu-focal).
0 upgraded, 0 newly installed, 0 to remove and 208 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] y
Setting up docker-ce (5:20.10.18~3-0~ubuntu-focal) ...
Job for docker.service failed because the control process exited with error code.
See "systemctl status docker.service" and "journalctl -xe" for details.
invoke-rc.d: initscript docker, action "start" failed.
● docker.service - Docker Application Container Engine
     Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
     Active: activating (auto-restart) (Result: exit-code) since Tue 2022-10-04 10:20:26 JST; 10ms ago
TriggeredBy: ● docker.socket
       Docs: https://docs.docker.com
    Process: 385278 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock (code=exited, status=1/FAILURE)
   Main PID: 385278 (code=exited, status=1/FAILURE)
dpkg: error processing package docker-ce (--configure):
 installed docker-ce package post-installation script subprocess returned error exit status 1
Errors were encountered while processing:
 docker-ce
E: Sub-process /usr/bin/dpkg returned an error code (1)

[glours]

I'll transfer the issue to the packaging repository as this is not related to Compose

[tianon]

I'd suggest checking your daemon logs (sudo journalctl -u docker.service) -- I bet there are some clues why it's failing to start in there.