Fixed #29695 -- Added system checks for admin's app dependencies and TEMPLATES setting.

1 files changed, 20 insertions, 1 deletions

diff --git a/docs/ref/checks.txt b/docs/ref/checks.txt
index ee16ebde54..a84d9b60b6 100644
--- a/docs/ref/checks.txt
+++ b/docs/ref/checks.txt
@@ -624,7 +624,26 @@ The following checks are performed on the default
 * **admin.E401**: :mod:`django.contrib.contenttypes` must be in
   :setting:`INSTALLED_APPS` in order to use the admin application.
 * **admin.E402**: :mod:`django.contrib.auth.context_processors.auth`
-  must be in :setting:`TEMPLATES` in order to use the admin application.
+  must be enabled in :class:`~django.template.backends.django.DjangoTemplates`
+  (:setting:`TEMPLATES`) if using the default auth backend in order to use the
+  admin application.
+* **admin.E403**: A :class:`django.template.backends.django.DjangoTemplates`
+  instance must be configured in :setting:`TEMPLATES` in order to use the
+  admin application.
+* **admin.E404**: ``django.contrib.messages.context_processors.messages``
+  must be enabled in :class:`~django.template.backends.django.DjangoTemplates`
+  (:setting:`TEMPLATES`) in order to use the admin application.
+* **admin.E405**: :mod:`django.contrib.auth` must be in
+  :setting:`INSTALLED_APPS` in order to use the admin application.
+* **admin.E406**: :mod:`django.contrib.messages` must be in
+  :setting:`INSTALLED_APPS` in order to use the admin application.
+* **admin.E407**: :mod:`django.contrib.sessions` must be in
+  :setting:`INSTALLED_APPS` in order to use the admin application.
+* **admin.E408**:
+  :class:`django.contrib.auth.middleware.AuthenticationMiddleware` must be in
+  :setting:`MIDDLEWARE` in order to use the admin application.
+* **admin.E409**: :class:`django.contrib.messages.middleware.MessageMiddleware`
+  must be in :setting:`MIDDLEWARE` in order to use the admin application.
 
 ``auth``
 --------