查找错误:没有已安装的带有标签"admin"的应用程序



所以我试图使用命令"python manage.py runserver"运行我的开发服务器但每当我尝试运行它时,它都会给我这个错误;

Watching for file changes with StatReloader
Exception in thread Thread-1:
Traceback (most recent call last):
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libthreading.py", line 916, in _bootstrap_inner
self.run()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libthreading.py", line 864, in run
self._target(*self._args, **self._kwargs)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 54, in wrapper
fn(*args, **kwargs)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementcommandsrunserver.py", line 109, in inner_run
autoreload.raise_last_exception()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 77, in raise_last_exception
raise _exception[0](_exception[1]).with_traceback(_exception[2])
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 54, in wrapper
fn(*args, **kwargs)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjango__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsregistry.py", line 91, in populate
app_config = AppConfig.create(entry)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsconfig.py", line 90, in create
module = import_module(entry)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libimportlib__init__.py", line 125, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 978, in _gcd_import
File "<frozen importlib._bootstrap>", line 961, in _find_and_load
File "<frozen importlib._bootstrap>", line 948, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'django_countries'
Traceback (most recent call last):
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsregistry.py", line 155, in get_app_config
return self.app_configs[app_label]
KeyError: 'admin'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "manage.py", line 15, in <module>
execute_from_command_line(sys.argv)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagement__init__.py", line 381, in execute_from_command_line
utility.execute()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagement__init__.py", line 375, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementbase.py", line 323, in run_from_argv
self.execute(*args, **cmd_options)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementcommandsrunserver.py", line 60, in execute
super().execute(*args, **options)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementbase.py", line 364, in execute
output = self.handle(*args, **options)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementcommandsrunserver.py", line 95, in handle
self.run(**options)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagementcommandsrunserver.py", line 102, in run
autoreload.run_with_reloader(self.inner_run, **options)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 579, in run_with_reloader
start_django(reloader, main_func, *args, **kwargs)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 564, in start_django
reloader.run(django_main_thread)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsautoreload.py", line 272, in run
get_resolver().urlconf_module
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsfunctional.py", line 80, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangourlsresolvers.py", line 564, in urlconf_module
return import_module(self.urlconf_name)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libimportlib__init__.py", line 125, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 978, in _gcd_import
File "<frozen importlib._bootstrap>", line 961, in _find_and_load
File "<frozen importlib._bootstrap>", line 950, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 205, in _call_with_frames_removed
File "F:UsersKasutajaDocumentsVeebipood v4django-ecommercedjecommerceurls.py", 
line 6, in <module>
path('admin/', admin.site.urls),
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoutilsfunctional.py", line 256, in inner
self._setup()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocontribadminsites.py", line 529, in _setup
AdminSiteClass = import_string(apps.get_app_config('admin').default_site)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsregistry.py", line 162, in get_app_config
raise LookupError(message)
LookupError: No installed app with label 'admin'.

我试着寻找这个问题的解决方案,但似乎没有任何效果。刚果国家似乎也存在一个奇怪的问题。每当我尝试安装它时,它都会说;

Collecting django-countries
Using cached django-countries-6.0.tar.gz (617 kB)
WARNING: Generating metadata for package django-countries produced metadata for project name unknown. Fix your #egg=django-countries fragments.
Requirement already satisfied (use --upgrade to upgrade): unknown from https://files.pythonhosted.org/packages/6d/7a/4046a82f6f0c7d00ad24b3a4fc30d10c562949bb6cd40ef7f3051ed7e2bc/django-countries-6.0.tar.gz#sha256=cca351f304d18187b6200e1aae381c2902045c33aea5f4da58fd74685b7cd4fc in c:userskasutajaappdatalocalprogramspythonpython36-32libsite-packages
The weird thing with this is, that whenever I try to run "python manage.py makemigrations", it says;
Traceback (most recent call last):
File "manage.py", line 15, in <module>
execute_from_command_line(sys.argv)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagement__init__.py", line 381, in execute_from_command_line
utility.execute()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangocoremanagement__init__.py", line 357, in execute
django.setup()
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjango__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsregistry.py", line 91, in populate
app_config = AppConfig.create(entry)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libsite-packagesdjangoappsconfig.py", line 90, in create
module = import_module(entry)
File "C:UsersKasutajaAppDataLocalProgramsPythonPython36-32libimportlib__init__.py", line 125, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 978, in _gcd_import
File "<frozen importlib._bootstrap>", line 961, in _find_and_load
File "<frozen importlib._bootstrap>", line 948, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'django_countries'

有人知道怎么解决这个问题吗?提前感谢,尼梅图。

好的,想好了。只是把这个放在那里,以防有人有同样的问题。如果你的项目有一个requirements.txt文件(如果它没有(并添加(如果你想使用django国家/地区(

django-countries==5.3.3 

对于它,你也可以使用最新的版本,但我选择在这种情况下使用5.3.3版本。之后运行命令

pip install -r requirements.txt

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