cannot backup config on FreeBSD

[biGdada]

when i press the backup button, nothing happens;
2018-11-12 19:32:15: [motioneye] ERROR: backup failed: Command '['tar', 'zc', '.']' returned non-zero exit status 1 Traceback (most recent call last): File "/usr/local/lib/python2.7/site-packages/motioneye/config.py", line 1680, in backup content = subprocess.check_output(['tar', 'zc', '.'], cwd=settings.CONF_PATH ) File "/usr/local/lib/python2.7/subprocess.py", line 223, in check_output raise CalledProcessError(retcode, cmd, output=output) CalledProcessError: Command '['tar', 'zc', '.']' returned non-zero exit status 1 2018-11-12 19:32:15: [motioneye] ERROR: failed to create backup file Traceback (most recent call last): File "/usr/local/lib/python2.7/site-packages/tornado/web.py", line 1548, in _s tack_context_handle_exception raise_exc_info((type, value, traceback)) File "/usr/local/lib/python2.7/site-packages/tornado/web.py", line 1756, in wr apper result = method(self, *args, **kwargs) File "/usr/local/lib/python2.7/site-packages/motioneye/handlers.py", line 278, in get self.backup() File "/usr/local/lib/python2.7/site-packages/motioneye/handlers.py", line 205, in wrapper return func(self, *args, **kwargs) File "/usr/local/lib/python2.7/site-packages/motioneye/handlers.py", line 802, in backup raise Exception('failed to create backup file') Exception: failed to create backup file

[biGdada]

changing
content = subprocess.check_output(['tar', 'zc', '.'], cwd=settings.CONF_PATH)
to
content = subprocess.check_output(['tar', 'zcf','-', '.'], cwd=settings.CONF_PATH)
in config.py, line 1680 fixes the problem for me