当我尝试创建实例时，给出错误编号 500 和消息 Build of instance *** aborted: Not authorized for image。可能是什么原因？磁盘公共映像 - cirros。
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last):
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/oslo_db/sqlalchemy/engines.py", line 73, in _connect_ping_listener
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines connection.scalar(select([1]))
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 920, in scalar
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines return self.execute(object_, *multiparams, **params).scalar()
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 988, in execute
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines return meth(self, multiparams, params)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/sql/elements.py", line 287, in _execute_on_connection
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines return connection._execute_clauseelement(self, multiparams, params)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 1107, in _execute_clauseelement
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines distilled_params,
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 1248, in _execute_context
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines e, statement, parameters, cursor, context
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 1464, in _handle_dbapi_exception
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines util.raise_from_cause(newraise, exc_info)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/util/compat.py", line 383, in raise_from_cause
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines reraise(type(exception), exception, tb=exc_tb, cause=cause)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/util/compat.py", line 128, in reraise
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines raise value.with_traceback(tb)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/base.py", line 1244, in _execute_context
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines cursor, statement, parameters, context
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python3.6/site-packages/sqlalchemy/engine/default.py", line 552, in do_execute
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines cursor.execute(statement, parameters)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/cursors.py", line 163, in execute
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines result = self._query(query)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/cursors.py", line 321, in _query
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines conn.query(q)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/connections.py", line 505, in query
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/connections.py", line 724, in _read_query_result
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines result.read()
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/connections.py", line 1069, in read
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines first_packet = self.connection._read_packet()
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/connections.py", line 646, in _read_packet
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines packet_header = self._read_bytes(4)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python3.6/site-packages/pymysql/connections.py", line 699, in _read_bytes
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines CR.CR_SERVER_LOST, "Lost connection to MySQL server during query")
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines oslo_db.exception.DBConnectionError: (pymysql.err.OperationalError) (2013, 'Lost connection to MySQL server during query')
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines [SQL: SELECT 1]
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines (Background on this error at: http://sqlalche.me/e/e3q8)
2021-03-26 18:50:41.355 2404 ERROR oslo_db.sqlalchemy.engines