M&T Bank Corporation Bank Account Or Service Complaint

M&T Bank Corporation Bank account or service department,

Other bank product/service Account opening, closing, or management New Jersey

Hello Sir /Madam ( To whom it may concern ) I opened a checking account and a safe deposit box in - - - in -, - NJ - in - which was closed in -, in - - - was taken over by M & T bank , And yesterday when I went to bank asking for the copy of the log book of access to safe deposit box, branch manager - ( - ) - ( -- ) said they can not get it as the bank is changed and she called and emailed few places and said she will call me back and update me and today she left me massage that she can not get that information, as I know bank has to maintain the record for at least 5 years by law, and I need this information to provide it to court for some family dispute and its very important, is there any way CFBB can help me getting information from them. Thank you - -