像图里这样,在开始捕捉数据start_record是出现这种错误,是为什么?

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你好,
你是把DCA1000EVM连在了树莓派上?树莓派上你运行的是Linux吧?
请问你的DCA1000EVM在windows下同样的命令是否正常工作?如果是,请看看下面的论坛讨论是否有帮助?