Since Beta7 it is mandatory to register the license key here: http://stats.kartracing-pro.com/register.php
Then use "Nickname" to login on Kart Racing Pro.
The nickname can be changed in the "Profiles" page.
If the key is already registered, there is not need to register it again.
It is possible to change nickname here: http://stats.kartracing-pro.com/change.php
If you are already registered but you forgot your old nickname, please send an email to support@kartracing-pro.com
Then use "Nickname" to login on Kart Racing Pro.
The nickname can be changed in the "Profiles" page.
If the key is already registered, there is not need to register it again.
It is possible to change nickname here: http://stats.kartracing-pro.com/change.php
If you are already registered but you forgot your old nickname, please send an email to support@kartracing-pro.com