So, I uninstalled Docker. Then OMV-Extras went down. I noticed that I am getting an update for Docker even though I uninstalled it.
However, now I am getting this error:
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sudo apt-get install docker-engine
Reading package lists... Done
Building dependency tree
Reading state information... Done
Recommended packages:
cgroupfs-mount cgroup-lite
The following packages will be upgraded:
docker-engine
1 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.
1 not fully installed or removed.
Need to get 0 B/28.1 MB of archives.
After this operation, 116 kB of additional disk space will be used.
Selecting previously unselected package docker-engine.
(Reading database ... 45723 files and directories currently installed.)
Preparing to replace docker-engine 1.12.0-0~wheezy (using .../docker-engine_1.12.1-0~wheezy_amd64.deb) ...
Stopping Docker: dockerstart-stop-daemon: warning: failed to kill 6472: No such process
No process in pidfile '/var/run/docker-ssd.pid' found running; none killed.
invoke-rc.d: initscript docker, action "stop" failed.
dpkg: warning: subprocess old pre-removal script returned error exit status 1
dpkg: trying script from the new package instead ...
Stopping Docker: dockerstart-stop-daemon: warning: failed to kill 6472: No such process
No process in pidfile '/var/run/docker-ssd.pid' found running; none killed.
invoke-rc.d: initscript docker, action "stop" failed.
dpkg: error processing /var/cache/apt/archives/docker-engine_1.12.1-0~wheezy_amd64.deb (--unpack):
subprocess new pre-removal script returned error exit status 1
dpkg: error while cleaning up:
subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
/var/cache/apt/archives/docker-engine_1.12.1-0~wheezy_amd64.deb
Creating index of upgradeable packages ...
Creating index of openmediavault plugins ...
E: Sub-process /usr/bin/dpkg returned an error code (1)
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I have tried to --purge and remove docker-engine, but get the same E: Sub-process error...
How can I repair apt-get so that I can remove docker???