Nykaa.com — not delivered my products

Hi, my name is sabarishree, i am a regular customer of nykaa, i bought a lots of products. But lastorder i have a place when the delivery date is come the delivery agent/ boy without giving any information the order is failed. Dan i preferred nxt date that time i received is my products. Bt nxt time sme prblm. Today out of the delivery come out on my phone bt whole day is over again the products has not reached in my home. Then i opened the nykaa app & saw my order status again my order is failed... I can't understood what is the problem. & the behaviour is not god of delivery
Agent...