I am upgrading from django 1.8.4 to 1.9.13. I installed django 1.9.3 and my application stops working, it displays the following error:
Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x7effd13cbbf8>
Traceback (most recent call last):
File "/usr/local/lib/python3.4/dist-packages/django/utils/autoreload.py", line 226, in wrapper
fn(*args, **kwargs)
File "/usr/local/lib/python3.4/dist-packages/django/core/management/commands/runserver.py", line 109, in inner_run
autoreload.raise_last_exception()
File "/usr/local/lib/python3.4/dist-packages/django/utils/autoreload.py", line 249, in raise_last_exception
six.reraise(*_exception)
File "/usr/local/lib/python3.4/dist-packages/django/utils/six.py", line 685, in reraise
raise value.with_traceback(tb)
File "/usr/local/lib/python3.4/dist-packages/django/utils/autoreload.py", line 226, in wrapper
fn(*args, **kwargs)
File "/usr/local/lib/python3.4/dist-packages/django/__init__.py", line 18, in setup
apps.populate(settings.INSTALLED_APPS)
File "/usr/local/lib/python3.4/dist-packages/django/apps/registry.py", line 85, in populate
app_config = AppConfig.create(entry)
File "/usr/local/lib/python3.4/dist-packages/django/apps/config.py", line 90, in create
module = import_module(entry)
File "/usr/lib/python3.4/importlib/__init__.py", line 109, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 2254, in _gcd_import
File "<frozen importlib._bootstrap>", line 2237, in _find_and_load
File "<frozen importlib._bootstrap>", line 2226, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1200, in _load_unlocked
File "<frozen importlib._bootstrap>", line 1129, in _exec
File "<frozen importlib._bootstrap>", line 1471, in exec_module
File "<frozen importlib._bootstrap>", line 321, in _call_with_frames_removed
File "/home/me/work/test_upgrade_django_to_1_11/be/myapp/__init__.py", line 1, in <module>
import myapp.signals
File "/home/me/work/test_upgrade_django_to_1_11/be/myapp/signals.py", line 6, in <module>
from django.contrib.auth.models import User
File "/usr/local/lib/python3.4/dist-packages/django/contrib/auth/models.py", line 4, in <module>
from django.contrib.auth.base_user import AbstractBaseUser, BaseUserManager
File "/usr/local/lib/python3.4/dist-packages/django/contrib/auth/base_user.py", line 49, in <module>
class AbstractBaseUser(models.Model):
File "/usr/local/lib/python3.4/dist-packages/django/db/models/base.py", line 94, in __new__
app_config = apps.get_containing_app_config(module)
File "/usr/local/lib/python3.4/dist-packages/django/apps/registry.py", line 239, in get_containing_app_config
self.check_apps_ready()
File "/usr/local/lib/python3.4/dist-packages/django/apps/registry.py", line 124, in check_apps_ready
raise AppRegistryNotReady("Apps aren't loaded yet.")
django.core.exceptions.AppRegistryNotReady: Apps aren't loaded yet.
In my setting I have:
(...)
INSTALLED_APPS = (