Service Broker 与数据库邮件的会话结束，数据库邮件没有响应。可能是数据库邮件不可用或遇到错误。有关详细信息，请查看数据库邮件错误日志。

The Service Broker conversation to Database Mail ended without a response from Database Mail. Database Mail may not be available, or may have encountered an error. Check the Database Mail error log for more information.