設定與在 virtualbox 的 ubuntu 共享資料夾所遇問題 " You do not have the permissions necessary to view the contents of "

打開 terminal，輸入

sudo adduser $USER vboxsf

後重啟即可解決。

ref

https://askubuntu.com/questions/890729/this-location-could-not-be-displayed-you-do-not-have-the-permissions-necessary