Symptoms
The link similar to below
https://store.name.tld/index.php?NAME_PATH=Name&PlanID=1234&PeriodID=1234
is used for redirect, which does not properly work.
Cause
Incorrect redirect link is used.
Resolution
The correct redirect link is similar to below
http://store.name.tld/index.php?redirect=REDIRECT_ID
REDIRECT_ID
is used, not the URL. For more information please refer to the documentation.