Docker ERROR could not find an available non-overlapping IPv4 address pool among the defaults to assign to the network

Question

I have a directory apkmirror-scraper-compose with the following structure      -- docker-compose yml  -- privoxy         -- config         -- Dockerfile  -- scraper         -- Dockerfile         -- newnym py         -- requirements txt  -- tor      -- Dockerfile   I m trying to run the following docker-compose yml   version   3   services    privoxy      build    privoxy     ports        -  8118 8118      links        - tor    tor      build        context    tor       args          password         ports        -  9050 9050        -  9051 9051     scraper      build    scraper     links        - tor       - privoxy   where the Dockerfile for tor is  FROM alpine latest EXPOSE 9050 9051 ARG password RUN apk --update add tor RUN echo  ControlPort 9051   gt  gt   etc tor torrc RUN echo  HashedControlPassword   tor --quiet --hash-password  password    gt  gt   etc tor torrc CMD   tor     that for privoxy is  FROM alpine latest EXPOSE 8118 RUN apk --update add privoxy COPY config  etc privoxy config CMD   privoxy    --no-daemon     where config consists of the two lines  listen-address 0 0 0 0 8118 forward-socks5   tor 9050     and the Dockerfile for scraper is  FROM python 2 7-alpine ADD    scraper WORKDIR  scraper RUN pip install -r requirements txt CMD   python    newnym py     where requirements txt contains the single line requests  Finally  the program newnym py is designed to simply test whether changing the IP address using Tor is working   from time import sleep  time  import requests as req import telnetlib   def get ip        IPECHO ENDPOINT    http   ipecho net plain      HTTP PROXY    http   privoxy 8118      return req get IPECHO ENDPOINT  proxies   http   HTTP PROXY   text   def request ip change        tn   telnetlib Telnet  tor   9051      tn read until  Escape character is         2      tn write  AUTHENTICATE    r n       tn read until  250 OK   2      tn write  signal NEWNYM r n       tn read until  250 OK   2      tn write  quit r n       tn close     if   name         main         dts          try          while True              ip   get ip               t0   time               request ip change               while True                  new ip   get ip                   if new ip    ip                      sleep 1                  else                      break             dt   time   - t0             dts append dt              print     - gt     in    s  format ip  new ip  int dt        except KeyboardInterrupt          print  Stopping              print  Average      format sum dts    len dts      The docker-compose build builds successfully  but if I try docker-compose up  I get the following error message   Creating network  apkmirrorscrapercompose default  with the default driver ERROR  could not find an available  non-overlapping IPv4 address pool among the defaults to assign to the network   I tried searching for help on this error message  but couldn t find any  What is causing this error

User · Answer

I ve seen it suggested docker may be at its maximum of created networks  The command docker network prune can be used to remove all networks not used by at least one container   My issue ended up being  as Robert commented about  an issue with openvpn service openvpn stop  solved  the problem

Docker "ERROR: could not find an available, non-overlapping IPv4 address pool among the defaults to assign to the network"

The Solution to Docker "ERROR: could not find an available, non-overlapping IPv4 address pool among the defaults to assign to the network" is

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