Send a command-like message /help to the channel where bot posts its notifications.
This error appears:
2018-02-23 19:07:38,283 - telegram.ext.dispatcher - ERROR - An uncaught error was raised while processing the update
Traceback (most recent call last):
File "/usr/local/lib/python3.5/dist-packages/telegram/ext/dispatcher.py", line 279, in process_update
handler.handle_update(update, self)
File "/usr/local/lib/python3.5/dist-packages/telegram/ext/messagehandler.py", line 169, in handle_update
return self.callback(dispatcher.bot, update, **optional_args)
File "/home/gelin/work/bitbucket/calendar-bot/calbot/bot.py", line 172, in unknown
bot.sendMessage(chat_id=update.message.chat_id, text="Sorry, I don't understand that command.")
AttributeError: 'NoneType' object has no attribute 'chat_id'
Original report by Denis Nelubin (Bitbucket: gelin, GitHub: gelin).
Send a command-like message
/help
to the channel where bot posts its notifications. This error appears: