six.reraise(dj_exc_type, dj_exc_value, traceback) File "/usr/local/lib/python3.5/dist-packages/django/utils/six.py", line 685, in reraise raise value.with_traceback(tb) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/base/base.py", line 231, in _cursor return self._prepare_cursor(self.create_cursor(name)) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/postgresql/base.py", line 220, in create_cursor cursor = self.connection.cursor()django.db.utils.InterfaceError: connection already closedERROR: Job failed: exit code 1