Unable to start my first bot

[mezjt]

The issue goes like:
(telebot) % tgcodex-bot stop --config config.yaml
Not running (no pid file).
(telebot) % tgcodex-bot start --config config.yaml
ERROR: Start failed; process exited immediately.
Log file: .tgcodex-bot/config.yaml.log
--- log tail ---
[tgcodex-bot] error: Conflict: Conflict: terminated by other getUpdates request; make sure that only one bot instance is running
[tgcodex-bot] error: Conflict: Conflict: terminated by other getUpdates request; make sure that only one bot instance is running