Allahabad Bank — manager not return my stamp, he return the stamp, of 2017 i want stamp of 2017

Address:

At shri nagar, deomali , paratwada, dist amravati, 444806

The manager gave the stamp of 100 rs for exist laon of 1 lakh, but he cancelled my loan agreement, i give him the stamp of 2018 but he return the stamp of 2017, this stamp is under the loan agreement, this manager not cooperate the costemers, he is most agrisive to the costemers
Please i want result, without fail i transfer my home loan in another bank, most of the complents of manager from the costemers