Problem getting when trying to pay with payu upi

Please help me
I am not able to pay with upi on payu payment gateway it only supports paytm wallet.
Please help when i click upi it show

It only happens when I click upi

This is a gateway errror try to solve out with payu team, maybe…

Error says that the URL format is not valid.

Learn more from PayU documentation : Payumoney APIs

How to make valid url