Which email address are you using to register Facebook please?
Is your email server information correct please? Any screenshot shares to us please? Please confirm your email account can login in without any problem.
The product certainly does not work. and I'm happy if you approve the fee request
The product certainly does not work. and I'm happy if you approve the fee request
Try to bind a proxy to your account, then check if it can load that page successfully. This error notification returned from Facebook, which means your network cannot load that page successfully.
Let me know if it works.
see the gentleman normal also tried to change the result of the same as the proxy do not behave as if I'm a software developer you need to find the solution I'm not your test user
If the result is the same, that means this proxy you are using cannot load the page successfully too. So please change a fresh proxy to have a try.
We tested it in our side before we reply to you. So we can confirm this error is from your network or proxy.