No event log file could be opened, so the event logging service did not start.

无法打开事件日志文件，事件日志服务没有启动。

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If an event or service call needs to be logged, create a logging task at the beginning and end of each service where logging is required.

如果某个事件或服务需要被记录，可以在每个服务需要记录的起始和结束处创建一个日志任务。

youdao