April 2017
Beginner
404 pages
9h 30m
English
The docker.pid file stores the Windows process ID of the Docker daemon. When you try to host Docker daemon on port 2375 you might see an error as shown in the following screenshot:

As the error explains, docker.pid already exists which means dockerd.exe is already running on the host machine. To run the Docker daemon on a different port, the existing process should be killed or docker.pid file should be deleted. The following command deletes the docker.pid file from the default path:
Remove-Item C:\ProgramData\docker.pid -Force
We should also stop the dockerd process which is already running on a random port. Use the following ...
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