Fix: Error: <class ‘PermissionError’>, [Errno 13] Permission denied: file: /usr/lib/python3/dist-packages/supervisor/xmlrpc.py line: 560
Step 1
chmod -R o+rx /home/[frappe_user]
Step 2:
sudo nano /etc/supervisor/supervisord.conf
(Add these lines under [unix_http_server])
chmod=0760
chown=frappe:frappe
Step 3: Restart supervisor
sudo -A systemctl restart supervisor