Не удается запустить в Raspbain

pi@raspberrypi:/opt/sopds $ python3 manage.py sopds_scanner start --daemon
Traceback (most recent call last):
  File "manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/__init__.py", line 363, in execute_from_command_line
    utility.execute()
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/__init__.py", line 355, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/base.py", line 330, in execute
    output = self.handle(*args, **options)
  File "/opt/sopds/opds_catalog/management/commands/sopds_scanner.py", line 37, in handle
    fh = logging.FileHandler(config.SOPDS_SCANNER_LOG)
  File "/usr/lib/python3.5/logging/__init__.py", line 1009, in __init__
    StreamHandler.__init__(self, self._open())
  File "/usr/lib/python3.5/logging/__init__.py", line 1038, in _open
    return open(self.baseFilename, self.mode, encoding=self.encoding)
PermissionError: [Errno 13] Permission denied: '/opt/sopds/opds_catalog/log/sopds_scanner.log'

pi@raspberrypi:/opt/sopds $ Traceback (most recent call last):
  File "manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/__init__.py", line 363, in execute_from_command_line
    utility.execute()
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/__init__.py", line 355, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/home/pi/.local/lib/python3.5/site-packages/django/core/management/base.py", line 330, in execute
    output = self.handle(*args, **options)
  File "/opt/sopds/opds_catalog/management/commands/sopds_server.py", line 33, in handle
    daemonize()
  File "/opt/sopds/opds_catalog/management/commands/sopds_server.py", line 80, in daemonize
    std_out = open(config.SOPDS_SERVER_LOG, 'a+')
PermissionError: [Errno 13] Permission denied: '/opt/sopds/opds_catalog/log/sopds_server.log'