Panic Not! Now, you can Report Your Issue at the Login Page itself which if not addressed by the tutorials, will be addressed & resolved by our concerned team ASAP
Please Note:
The common reasons which we have come across over time for being not able to login are:
Visitors/ Delegates are not using the same email id with which they register and on which the badge/ pin was generated (non-transferable).
They are entering the invite code and badge id/ pin at the incorrect places.
Therefore, would suggest the below articles for them, before submitting the request.