MTNL TRUMP - Request regarding Mobile Number Portability (MNP)

Sir/madam
My mobile number is 9555915797. I applied for MNP on 26 Feb. at Delhi Gate sanchar haat.
on 3rd march i received SMS from MTNL notifying that no. will be ported in to TRUMP.
I waited for a week but still no. was not ported in. I contacted to the customer care many a times and every time they assured that no. will be ported within 48 hrs

but till date the no. has not been ported in to TRUMP and i have already been ported out from my last connection. on inserting the trump SIM , SIM registration failed message pops up.
MNP for 9555915797
SIM No. 8991688055507459319
applicant name BHUSHAN PANDEY, Contact no. 9911116232 ,7503234997

kindly look into the matter and port in the no. as soon as possible.