Hello,
Please help with the following error
settings.py
CACHES = {
"default": {
'BACKEND': 'django.core.cache.backends.memcached.PyMemcacheCache',
'LOCATION': '127.0.0.1:11211'
}
}
#CACHE_MIDDLEWARE_ALIAS = "teut_cache"
#CACHE_MIDDLEWARE_SECONDS = 500
#CACHE_MIDDLEWARE_KEY_PREFIX = ...
# Set the cache backend to select2
SELECT2_CACHE_BACKEND = "default"
Error logs:
(venv) PS C:\Users\Dell\OneDrive\Desktop\office\djangodev\massservices>
python manage.py runserver
Watching for file changes with StatReloader
Performing system checks...
Exception in thread django-main-thread:
Traceback (most recent call last):
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\utils\module_loading.py",
line 20, in import_string
return getattr(module, class_name)
AttributeError: module 'django.core.cache.backends.memcached' has no
attribute 'PyMemcacheCache'
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\cache\__init__.py",
line 50, in _create_cache
backend_cls = import_string(backend)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\utils\module_loading.py",
line 22, in import_string
raise ImportError('Module "%s" does not define a "%s" attribute/class'
% (
ImportError: Module "django.core.cache.backends.memcached" does not define
a "PyMemcacheCache" attribute/class
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "c:\python38\lib\threading.py", line 932, in _bootstrap_inner
self.run()
File "c:\python38\lib\threading.py", line 870, in run
self._target(*self._args, **self._kwargs)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\utils\autoreload.py",
line 53, in wrapper
fn(*args, **kwargs)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\management\commands\runserver.py",
line 118, in inner_run
self.check(display_num_errors=True)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\management\base.py",
line 392, in check
all_issues = checks.run_checks(
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\checks\registry.py",
line 70, in run_checks
new_errors = check(app_configs=app_configs, databases=databases)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\checks\urls.py",
line 13, in check_url_config
return check_resolver(resolver)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\checks\urls.py",
line 23, in check_resolver
return check_method()
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\urls\resolvers.py",
line 408, in check
for pattern in self.url_patterns:
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\utils\functional.py",
line 48, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\urls\resolvers.py",
line 589, in url_patterns
patterns = getattr(self.urlconf_module, "urlpatterns",
self.urlconf_module)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\utils\functional.py",
line 48, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\urls\resolvers.py",
line 582, in urlconf_module return import_module(self.urlconf_name)
File "c:\python38\lib\importlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
File "<frozen importlib._bootstrap>", line 991, in _find_and_load
File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 783, in exec_module
File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\massservices\massservices\urls.py",
line 7, in <module>
path("select2/", include("django_select2.urls")),
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\urls\conf.py",
line 34, in include
urlconf_module = import_module(urlconf_module)
File "c:\python38\lib\importlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
File "<frozen importlib._bootstrap>", line 991, in _find_and_load
File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 783, in exec_module
File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django_select2\urls.py",
line 14, in <module>
from .views import AutoResponseView
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django_select2\views.py",
line 7, in <module>
from .cache import cache
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django_select2\cache.py",
line 20, in <module>
cache = caches[settings.SELECT2_CACHE_BACKEND]
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\cache\__init__.py",
line 79, in __getitem__
cache = _create_cache(alias)
File
"C:\Users\Dell\OneDrive\Desktop\office\djangodev\venv\lib\site-packages\django\core\cache\__init__.py",
line 52, in _create_cache
raise InvalidCacheBackendError(
django.core.cache.backends.base.InvalidCacheBackendError: Could not find
backend 'django.core.cache.backends.memcached.PyMemcacheCache': Module
"django.core.cache.backends.memcached" does not define a "PyMemcacheCache"
attribute/class
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