Linux使用wireshark遇到couldn't run /usr/bin/dumpcap in child process: Permission Denied解决方案

权限问题，设置一下权限即可：

1. 打开终端，输入

sudo dpkg-reconfigure wireshark-common

2. 选择 “YES” .Then add user to the group by

3. 添加当前用户到用户组

sudo adduser $USER wireshark

4. 重启，即可正常使用wireshark

参考

https://askubuntu.com/questions/458762/how-to-enable-wireshark-without-running-as-root-in-trusty-14-04