The login and password from the hosting account do not match the logins and passwords of the hosting services (FTP, MySQL, SSH, etc.).
Access data to hosting services can be found using the following instructions:
Also access data to all FTP-accounts and databases can be found in the section "Hosting → Logins and passwords»:
We do not store access data to the admin panels of sites hosted by us. If this data has been lost, follow the instructions for resetting the administrator password corresponding to the one used on the website. CMS (eg, WordPress, Joomla!, OpenCart).