Ecom Express — shipping not delivered

Address:

Jalgaon, Maharashtra

I received the message of delivering as follows

Dear Customer, your www.homeshop18.com "CoD" shipment awb[protected] is out for delivery by ECOM Executive Ph: [protected] PIN:[protected] Please Keep Rs 1500.0 ready for payment.

On 19 dec 2017
But at 4:16 pm
I received the another message as order is undelivered due to incomplete address

Dear Customer, Your shipment[protected] is undelivered after 1st attempt on[protected].Please contact call centre @ [protected] - Ecom Express

Then i call on the above no. They said that order will be deliver tomorrow. And they doesn't say about any incomplete address why is it.
Why you doesn't tell clearly what is the problem and exactly when the product will be deliver please inform..