python manage.py migrate后報錯ValueError: Field 'total' expected a number but got 'total'.定位不到問題。因為沒有total這個欄位。
System check identified some issues:
WARNINGS:
?: (mysql.W002) MariaDB Strict Mode is not set for database connection 'default'
HINT: MariaDB's Strict Mode fixes many data integrity problems in MariaDB, such as data truncation upon insertion, by escalating warnings into errors. It is strongly recommended you activate it. See: https://docs.djangoproject.com/en/3.1
/ref/databases/#mysql-sql-mode
Operations to perform:
Apply all migrations: admin, auth, contenttypes, firstapp, sessions
Running migrations:
Applying firstapp.0007_where_total...Traceback (most recent call last):
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\models\fields\__init__.py", line 1774, in get_prep_value
return int(value)
ValueError: invalid literal for int() with base 10: 'total'
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "manage.py", line 21, in <module>
main()
File "manage.py", line 17, in main
execute_from_command_line(sys.argv)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\__init__.py", line 401, in execute_from_command_line
utility.execute()
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\__init__.py", line 395, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\base.py", line 330, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\base.py", line 371, in execute
output = self.handle(*args, **options)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\base.py", line 85, in wrapped
res = handle_func(*args, **kwargs)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\core\management\commands\migrate.py", line 243, in handle
post_migrate_state = executor.migrate(
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\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\hughw\Desktop\hospitalmanagement-master\venv\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\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\migrations\executor.py", line 227, in apply_migration
state = migration.apply(state, schema_editor)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\migrations\migration.py", line 124, in apply
operation.database_forwards(self.app_label, schema_editor, old_state, project_state)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\migrations\operations\fields.py", line 104, in database_forwards
schema_editor.add_field(
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\backends\mysql\schema.py", line 89, in add_field
super().add_field(model, field)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\backends\base\schema.py", line 455, in add_field
definition, params = self.column_sql(model, field, include_default=True)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\backends\base\schema.py", line 223, in column_sql
default_value = self.effective_default(field)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\backends\base\schema.py", line 303, in effective_default
return field.get_db_prep_save(self._effective_default(field), self.connection)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\models\fields\__init__.py", line 823, in get_db_prep_save
return self.get_db_prep_value(value, connection=connection, prepared=False)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\models\fields\__init__.py", line 818, in get_db_prep_value
value = self.get_prep_value(value)
File "C:\Users\hughw\Desktop\hospitalmanagement-master\venv\lib\site-packages\django\db\models\fields\__init__.py", line 1776, in get_prep_value
raise e.__class__(
ValueError: Field 'total' expected a number but got 'total'.
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