I have Tata Neu Infinity credit card, so i am paid my all utilities bill on this card using tata neu app. Today when i pay my electric bill it can show payment doesn't allow on this merchant. i don't understand this problem because 4 day ago i am already pay another electric bill on this card using tata neu app. please anyone can help me on this problem.

The issue may be from the vendors side as I have faced similar issue however it go resolved on its own in a few days