id summary reporter owner description type status component version severity resolution keywords cc stage has_patch needs_docs needs_tests needs_better_patch easy ui_ux 4429 500 pages don't work unless you have configured Django database settings Simon Willison Adrian Holovaty "If you aren't using Django's ORM, 500 server error pages fail to render. Here's the output from the Apache error log: {{{ [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/lib/python2.4/site-packages/mod_python/importer.py"", line 1128, in _execute_target\n result = object(arg) [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/local/django/django_src/django/core/handlers/modpython.py"", line 177, in handler\n return ModPythonHandler()(req) [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/local/django/django_src/django/core/handlers/modpython.py"", line 150, in __call__\n response = self.get_response(request) [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/lib/python2.4/site-packages/django/core/handlers/base.py"", line 115, in get_response\n receivers = dispatcher.send(signal=signals.got_request_exception) [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/lib/python2.4/site-packages/django/dispatch/dispatcher.py"", line 358, in send\n sender=sender, [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/lib/python2.4/site-packages/django/dispatch/robustapply.py"", line 47, in robustApply\n return receiver(*arguments, **named) [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/local/django/django_src/django/db/__init__.py"", line 48, in _rollback_on_exception\n transaction.rollback_unless_managed() [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/local/django/django_src/django/db/transaction.py"", line 145, in rollback_unless_managed\n connection._rollback() [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] File ""/usr/local/django/django_src/django/db/backends/dummy/base.py"", line 13, in complain\n raise ImproperlyConfigured, ""You haven't set the DATABASE_ENGINE setting yet."" [Wed May 30 12:14:13 2007] [error] [client 192.168.1.3] ImproperlyConfigured: You haven't set the DATABASE_ENGINE setting yet. }}} Basically, the DB engine is hooked in through signals.got_request_exception and tries to roll back the connection." closed Core (Other) dev fixed Accepted 1 0 0 0 0 0