the question below can be solve by using the app made by the company, download the app by the following link https://dl.trojan-cdn.com/trojan/universal/clashvr/Clash.Verge_amd64.deb , open a new terminal in the folder, use the following statement to download the app,
sudo dpkg -i Clash.Verge_amd64.deb, then you can fix the problem. Let me know if it can help.