Native Open edX platform Ubuntu 16.04 64 bit Installation ERROR

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help solving this

Ansible failed!

Decoded error:
== cmd ===========================
apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 69464050
== msg ===========================
non-zero return code
== stderr ===========================
gpg: requesting key 69464050 from hkp server keyserver.ubuntu.com
gpg: no valid OpenPGP data found.
gpg: Total number processed: 0
gpg: keyserver communications error: keyserver unreachable
gpg: keyserver communications error: public key not found
gpg: keyserver receive failed: public key not found
== stdout ===========================
Executing: /tmp/tmp.bEJ4h7pCY0/gpg.1.sh --recv-keys
–keyserver
keyserver.ubuntu.com
69464050
?: keyserver.ubuntu.com: Connection refused
gpgkeys: HTTP fetch error 7: couldn’t connect: Connection refused

============================================================
Installation failed!

If you need help, see https://open.edx.org/getting-help .
When asking for help, please provide as much information as you can.
These might be helpful:
Your log file is at /root/logs/install-20201123-060648.log
Your environment:
OPENEDX_RELEASE=open-release/juniper.3

Installation finished at 2020-11-23 06:08:52

2

This solved my issue,

  1. find COMMON_EDX_PPA_KEY_SERVER in these two places
    sudo grep -r 'COMMON_EDX_PPA_KEY_SERVER' /var/tmp/
    sudo grep -r 'COMMON_EDX_PPA_KEY_SERVER' /edx/app/edx_ansible/

  2. then replace “keyserver.ubuntu.com” with “hkp://keyserver.ubuntu.com:80”