Appollo pharmacy - Bill not print at time purchase Figaro olive oil

Bill not print at time purchase and not accept my credit balance use at the time.
Store manager asked me bill not genrate because product available but amount entry not available Rs *** Figaro olive oil, seen his system Rs *** Figaro olive oil but not avilable product in store then he asked me his helpline number but not resolve my query and not use reward balnce at time ...