Hello there, Stanislav Svyntytskyi.
I appreciate you for all the steps you've done to resolve this matter.
As of now, we haven't received any other concerns with regards to the error. That said, I'd recommend reaching out to our Customer Care team so they can make an investigation as soon as possible.
You can contact them through the ? Help button.
You can also visit our Help page for some articles about account and login management.
I'll be around if you have other concerns. Keep safe!
