i cant find my user id of evnato for registratioj process.
if your username not work then try to use your envato market email id there.
i tried that thing also and after all i entered bdtask as user name nothing is work i also checked server end for and configuration mismatch and found everything is ohk plz have a look in it.
check again with url https:// and user id: syberg_host
and if not work contact the author to get support for this issue: