我已经使用相同的设置多次完成服务器设置，但这次，我看到了错误消息。它甚至不允许迁移数据库。
System check identified no issues (0 silenced).
Exception in thread django-main-thread:
Traceback (most recent call last):
File "/usr/lib/python3.9/threading.py", line 954, in _bootstrap_inner
self.run()
File "/usr/lib/python3.9/threading.py", line 892, in run
self._target(*self._args, **self._kwargs)
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/utils/autoreload.py", line 53, in wrapper
fn(*args, **kwargs)
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/core/management/commands/runserver.py", line 120, in inner_run
self.check_migrations()
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/core/management/base.py", line 458, in check_migrations
executor = MigrationExecutor(connections[DEFAULT_DB_ALIAS])
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/db/migrations/executor.py", line 18, in __init__
self.loader = MigrationLoader(self.connection)
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/db/migrations/loader.py", line 49, in __init__
self.build_graph()
File "/home/datanal/datanal-samply/venv/lib/python3.9/site-packages/django/db/migrations/loader.py", line 212, in build_graph
self.applied_migrations = …