If you cannot login to Sparta, but are an active user it's most likely that you've forgotten your password and you need to simply reset your password. Click the button below or follow the instructions in the article.
Firstly, make sure you have entered the correct email adress. If the email adress is correct, reset your password by clicking the "Forgot your password?" link (pink arrow).
You will be redirected to a new page where you enter the email adress used to sign up with Sparta and then you'll get reset instructions in your email inbox.
Then you can simply choose a new password, and will be logged in to the Sparta platform!
If you have not received an email within a few minutes, please check you spam filter.