$ ./env/bin/python manage.py maintenance
Traceback (most recent call last):
File "manage.py", line 22, in <module>
manager.run()
File "/home/poss/poss/env/lib/python3.4/site-packages/flask_script/__init__.py", line 412, in run
result = self.handle(sys.argv[0], sys.argv[1:])
File "/home/poss/poss/env/lib/python3.4/site-packages/flask_script/__init__.py", line 383, in handle
res = handle(*args, **config)
File "/home/poss/poss/env/lib/python3.4/site-packages/flask_script/commands.py", line 216, in __call__
return self.run(*args, **kwargs)
File "manage.py", line 20, in maintenance
maintenance()
File "/home/poss/poss/app/maintenance/__init__.py", line 18, in maintenance
maintenance_file_deleted_from_datadir()
File "/home/poss/poss/app/maintenance/__init__.py", line 50, in maintenance_file_deleted_from_datadir
if not os.path.isfile(object.filepath()):
File "/home/poss/poss/app/objects/models.py", line 128, in filepath
return os.path.join(current_app.config['DATA_DIR'], self.fid)
File "/home/poss/poss/env/lib/python3.4/posixpath.py", line 80, in join
if b.startswith(sep):
AttributeError: 'NoneType' object has no attribute 'startswith'