OSError: Process terminated: Failed to bind one of the listener ports.

[pomaaky]

after install all correctly and give the url and number of view i got this error:
what can i do?
File "/Users/pinguino/Downloads/website-viewer-bot-master/site-view-bot.py", line 30, in
with TorRequest(proxy_port=proxyPort, ctrl_port=ctrlPort, password=None) as tr:
File "/Users/pinguino/Library/Python/2.7/lib/python/site-packages/torrequest.py", line 21, in init
self._tor_proc = self._launch_tor()
File "/Users/pinguino/Library/Python/2.7/lib/python/site-packages/torrequest.py", line 46, in _launch_tor
take_ownership=True)
File "/Users/pinguino/Library/Python/2.7/lib/python/site-packages/stem/process.py", line 285, in launch_tor_with_config
return launch_tor(tor_cmd, ['-f', '-'], None, completion_percent, init_msg_handler, timeout, take_ownership, close_output, stdin = config_str)
File "/Users/pinguino/Library/Python/2.7/lib/python/site-packages/stem/process.py", line 158, in launch_tor
raise OSError('Process terminated: %s' % last_problem)
OSError: Process terminated: Failed to bind one of the listener ports.