Ubuntu虚拟机无法连接网络,右上角网络图标丢失的解决方法

目录
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ip a

/images/2022-10-15-Ubuntu虚拟机连接不上网络,右上角网络图标不见的解决办法/1

只有一个127.0.0.1的网卡

1、删除 NetworkManager 缓存文件

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service NetworkManager stop
rm /var/lib/NetworkManager/NetworkManager.state
service NetworkManager start

2、修改/etc/NetworkManager/NetworkManager.conf

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managed=true 

3、重启 NetworkManager

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service NetworkManager restart
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