(ll_env) C:\Users\lenovo\Desktop\learning_log>python manage.py migrate
Operations to perform:
Apply all migrations: admin, auth, contenttypes, learning_logs, sessions
Running migrations:
Applying admin.0003_logentry_add_action_flag_choices...Traceback (most recent call last):
File "manage.py", line 22, in <module>
execute_from_command_line(sys.argv)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\__init__.py", line 419, in execute_from_command_line
utility.execute()
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\__init__.py", line 413, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\base.py", line 354, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\base.py", line 398, in execute
output = self.handle(*args, **options)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\base.py", line 89, in wrapped
res = handle_func(*args, **kwargs)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\core\management\commands\migrate.py", line 246, in handle
fake_initial=fake_initial,
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\db\migrations\executor.py", line 117, in migrate
state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\db\migrations\executor.py", line 147, in _migrate_all_forwards
state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\db\migrations\executor.py", line 230, in apply_migration
migration_recorded = True
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\db\backends\sqlite3\schema.py", line 35, in __exit__
self.connection.check_constraints()
File "C:\Users\lenovo\Desktop\learning_log\ll_env\lib\site-packages\django\db\backends\sqlite3\base.py", line 358, in check_constraints
bad_value, referenced_table_name, referenced_column_name
django.db.utils.IntegrityError: The row in table 'learning_logs_entry' with primary key '1' has an invalid foreign key: learning_logs_entry.topic_id contains a value '2' that does not have a corresponding value in learning_logs_topic__old.id.
一直提示外键和id的问题,我在models.py 下class Topic中用了“id = models.AutoField(primary_key=True)”,解决Django 升级后产生的外键问题。现在不知道问题出现在哪里了,求解答!