The most common mistake is leaving spaces when entering credentials, check that you do not have spaces before or after entering your email and password, make sure you enter the information correctly.
Sometimes your computer storage is full, this can cause problems logging in. You can clear the storage cache to free up space so you can open the program correctly.
We leave you the link to the section of the "Ambassadors Program Manual" where it is explained how to log in correctly (The Manual is only available in Spanish).
Login to the "Prestashop" system
If you forgot your password, follow the instructions below: Reset Prestashop password