Error: "-su: attr: command not found"

Error: "-su: attr: command not found"

出现以下错误:

fhem@raspberrypi:/opt/yowsup-master$ attr WhatsApp cmd /opt/yowsup-master/yowsup-cli demos -c /opt/yowsup-config/yowsup.config --yowsup
-su: attr: command not found

你的所有答案!

您需要安装 attr。

apt-get install attr