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
28955	RuntimeError: populate() isn't reentrant getting this error with python3, django1.11,	testerankush	nobody	"Hello,
Please send me urgent help.

I configured code djangoresrframework for bakcend APIs and Angular2 for front-end. I uses docker, celery, postgres with in it. 
When I run the command ""python3 manage.py runserver 0.0.0.0:8000"" with define port than  It shows me the following error message :-

Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x7f6891032268>
Traceback (most recent call last):
  File ""/home/test/.local/lib/python3.6/site-packages/django/utils/autoreload.py"", line 225, in wrapper
    fn(*args, **kwargs)
  File ""/home/test/.local/lib/python3.6/site-packages/django/core/management/commands/runserver.py"", line 112, in inner_run
    autoreload.raise_last_exception()
  File ""/home/test/.local/lib/python3.6/site-packages/django/utils/autoreload.py"", line 248, in raise_last_exception
    raise _exception[1]
  File ""/home/test/.local/lib/python3.6/site-packages/django/core/management/__init__.py"", line 327, in execute
    autoreload.check_errors(django.setup)()
  File ""/home/test/.local/lib/python3.6/site-packages/django/utils/autoreload.py"", line 225, in wrapper
    fn(*args, **kwargs)
  File ""/home/test/.local/lib/python3.6/site-packages/django/__init__.py"", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File ""/home/test/.local/lib/python3.6/site-packages/django/apps/registry.py"", line 81, in populate
    raise RuntimeError(""populate() isn't reentrant"")
RuntimeError: populate() isn't reentrant"	Bug	new	Core (Management commands)	2.0	Normal				Unreviewed	0	0	0	0	0	0