[Slackbuilds-users] calibre does not start

King Beowulf kingbeowulf at gmail.com
Thu Dec 6 01:10:06 UTC 2018

On 12/2/18 1:41 PM, Petar Petrov wrote:
> hi all,
> calibre does not start. It shows this in the terminal:
> Failed to run pipe worker with command: from calibre.utils.ipc.pool
> import run_main, worker_main; run_main(worker_main)
> Traceback (most recent call last):
>   File "/usr/bin/calibre-parallel", line 20, in <module>
>     sys.exit(main())
>   File "/usr/lib64/calibre/calibre/utils/ipc/worker.py", line 180, in main
>     exec (sys.argv[-1])
>   File "<string>", line 1, in <module>
>   File "/usr/lib64/calibre/calibre/utils/ipc/pool.py", line 392, in run_main
>     with closing(Client(address, authkey=key)) as conn:
>   File "/usr/lib64/python2.7/multiprocessing/connection.py", line 169, in Client
>     c = SocketClient(address)
>   File "/usr/lib64/python2.7/multiprocessing/connection.py", line 308,
> in SocketClient
>     s.connect(address)
>   File "/usr/lib64/python2.7/socket.py", line 228, in meth
>     return getattr(self._sock,name)(*args)
> socket.error: [Errno 111] Connection refused

I recall vaguely an issue with a change in calibre's built in content
server with the 3.30 series. I now use Alienbobs calibre package.  I
don't use PyQt5.  Rather, qt5-5.9.6 and qt5-webkit-5.9.0 to get it to
work. Make sure have qt5 and qt5-webkit built in the correct order, and
libwep might be required now as well.

Or do what I did a few months ago and throw my hands up and just use
Alienbob's calibre package. The dep chain was enough to shorten my

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