Indeed, Hidemyacc browser starts with errors, I noticed it too when I was using it. And Hidemyacc also has a lot of disadvantages, among them the fact that it is sometimes inconvenient to use and it doesn't have free plans like some other browsers. As an alternative to this browser, try GoLogin, you can read more about it here https://gologin.com/blog/hidemyacc-browser-alternative-honest-review .