Indian Oil Corporation [IOC] — paid refill amount but delivery told about cash payment.

Address:

ML 443 Jarauli ph 2, 208027

My connection no is 41050. I booked online refill on date 05 jan 20 and made payment by online rs 733. I received message regarding payment of reference no[protected] against order no[protected]. Today delivery boy came my door step and told about cash payment and i confirmed to pal gas agency they told me we did not get any payment from indian oil.
How this possible. Kindly resolve my issue and provide my refill. Contact no is [protected]. With sr no. 1-[protected] & till date my issue did not resolve.