The error could pop up because of reasons like incorrect registered name, incomplete name in the bank record, etc. The best way to resolve this issue is to check directly with the RTA(Registrar and Transfer Agent).
Registrar and Transfer Agents (RTA) are SEBI-registered entities that provide services related to share registry maintenance and share Transfer activities on behalf of companies that have issued shares to the public.
The functions of RTAs are as follows:
Collecting the applications from investors in respect of any issue.
Keeping a proper record of the applications and money from investors or that which is paid to the seller of the securities
Assisting the corporate body:
To determine the the basis of allotment of securities/shares in consultation with the stock exchange
Finalizing the list of persons entitled to the allotment
Processing and despatching the allotment letters, refund orders or certificates, and other related documents w.r.t an issue.
The details of the RTA’s of a company can be found on NSE & BSE.