Traceback (most recent call last): File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 85, in _execute return self.cursor.execute(sql, params) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/sqlite3/base.py", line 296, in execute return Database.Cursor.execute(self, query, params) sqlite3.OperationalError: database is locked The above exception was the direct cause of the following exception: Traceback (most recent call last): File "/usr/local/lib/python3.5/dist-packages/django_extensions/management/commands/runjobs.py", line 36, in runjobs job().execute() File "/usr/local/lib/python3.5/dist-packages/hyperkitty/jobs/thread_order_depth.py", line 37, in execute compute_thread_order_and_depth(thread) File "/usr/local/lib/python3.5/dist-packages/hyperkitty/lib/analysis.py", line 54, in compute_thread_order_and_depth walk_successors(thread.starting_email.id) File "/usr/local/lib/python3.5/dist-packages/hyperkitty/lib/analysis.py", line 39, in walk_successors obj.save(update_fields=["thread_depth", "thread_order"]) File "/usr/local/lib/python3.5/dist-packages/django/db/models/base.py", line 718, in save force_update=force_update, update_fields=update_fields) File "/usr/local/lib/python3.5/dist-packages/django/db/models/base.py", line 748, in save_base updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields) File "/usr/local/lib/python3.5/dist-packages/django/db/models/base.py", line 812, in _save_table forced_update) File "/usr/local/lib/python3.5/dist-packages/django/db/models/base.py", line 861, in _do_update return filtered._update(values) > 0 File "/usr/local/lib/python3.5/dist-packages/django/db/models/query.py", line 712, in _update return query.get_compiler(self.db).execute_sql(CURSOR) File "/usr/local/lib/python3.5/dist-packages/django/db/models/sql/compiler.py", line 1383, in execute_sql cursor = super().execute_sql(result_type) File "/usr/local/lib/python3.5/dist-packages/django/db/models/sql/compiler.py", line 1065, in execute_sql cursor.execute(sql, params) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 68, in execute return self._execute_with_wrappers(sql, params, many=False, executor=self._execute) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 77, in _execute_with_wrappers return executor(sql, params, many, context) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 85, in _execute return self.cursor.execute(sql, params) File "/usr/local/lib/python3.5/dist-packages/django/db/utils.py", line 89, in __exit__ raise dj_exc_value.with_traceback(traceback) from exc_value File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 85, in _execute return self.cursor.execute(sql, params) File "/usr/local/lib/python3.5/dist-packages/django/db/backends/sqlite3/base.py", line 296, in execute return Database.Cursor.execute(self, query, params) django.db.utils.OperationalError: database is locked ERROR OCCURED IN YEARLY JOB: thread_order_depth (APP: hyperkitty) START TRACEBACK: END TRACEBACK