BPTP — No reply to emails

The maintenance charges for the month of[protected] to[protected] has been paid and the reference transaction id is UTI:[protected] but no confirmation from bptp if they received the payment even after sending so many mails.
The electrical bill for the month of september was paid and the same outstanding was added for october. Again i made the full outstanding payment but still no communication from bptp side even after sending so many emails.