nctelegram crashed at launch

[yunfan]

here is the output

jyf@test:~/repot/git$ nctelegram 
Traceback (most recent call last):
  File "/usr/local/bin/nctelegram", line 93, in <module>
    ncTelegram.Telegram_ui(config_full)
  File "/usr/local/lib/python3.4/dist-packages/ncTelegram/__init__.py", line 67, in __init__
    self.chan_widget = ChanWidget(self)
  File "/usr/local/lib/python3.4/dist-packages/ncTelegram/ui_chanwidget.py", line 21, in __init__
    self.get_new_chan_list()
  File "/usr/local/lib/python3.4/dist-packages/ncTelegram/ui_chanwidget.py", line 47, in get_new_chan_list
    self.update_chan_list()
  File "/usr/local/lib/python3.4/dist-packages/ncTelegram/ui_chanwidget.py", line 59, in update_chan_list
    self.Telegram_ui.current_chan = self.chans[-1]
IndexError: list index out of range
Error in atexit._run_exitfuncs:
Traceback (most recent call last):
  File "/usr/lib/python3.4/subprocess.py", line 960, in communicate
    stdout, stderr = self._communicate(input, endtime, timeout)
  File "/usr/lib/python3.4/subprocess.py", line 1602, in _communicate
    input_view = memoryview(self._input)
TypeError: memoryview: str object does not have the buffer interface
read: Connection reset by peer
jyf@test:~/repot/git$ lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description:    Debian GNU/Linux 8.7 (jessie)
Release:        8.7
Codename:       jessie

and i follow the instruction of the project's readme