Product: Bank account or service

The acct was opened in XX/XX/XXXX-26 years ago.Closed XXXX XXXX due to Chase negligence. In XXXX XXXX received letter from Chase " Final Notice : Unfortunately, we will close your account ( s ) if we do n't hear from you-XX/XX/XXXX '' ; I never received a notice prior to the above mentioned. I called Chase customer svc and was advised that they need to verify the SSN # for the secondary account holder. Inquiry why, as the information was on file & the account was open a long time. The representative informed me the information was not on file and I need to provide to prevent closure. Advise I will go into the XXXX as this is impossible. Went into the XXXX XXXX XXXX & spoke to my account banker, XXXX to inquire why this information was needed when it was on file. She advised she will speak to her mgr. & they will look into the matter to see what happened. I was informed that due to a system conversion the information was lost. Filled out the forms ( XXXX & XXXX ) that were received with the letter in XXXX and gave them to the mgr at the XXXX The mgr gave the documents to an account banker who put them into an envelope and said she will send them out. The following Monday I spoke to XXXX and she advised the mgr told her I brought the documents in. I considered this matter rectify. Received a letter from Chase dtd XXXX XXXX, XXXX advising " We recently noticed unusual activity on your account or we have n't received information we requested from you about certain transactions ''. Since I have not received any request for information regarding any transactions I immediately called Chase as I thought someone got into my account. The representative informed me that the letter is in regards to requested information. Requested to know what information he was referring to. Advise him I received a letter in XXXX regarding this matter and the information was provided. Also requested to know why the letter dated XXXX/XXXX/XXXX was sent as it was miss leading. He proceeded to say no letter was sent in XXXX XXXX that a letter was sent in XXXX XXXX requesting this information and no documents was received. Advise him I will contact the branch. Spoke to XXXX to inquire what was going on and she informed me that she will get back to me. Received a called from XXXX advising the account was closed and a ck was mailed. Requested to know why the account was closed when the information was provided. She said she needed to speak to hear manager but she was on vacation. She also spoke to the customer banker whom the manager gave the documents to & she confirmed the documents were mailed. Called & spoke to the mgr. and she confirmed getting the documents from me. She advised to call the escalation dept. Informed all parties that my account was opened in XXXX ( 26years ago ) and XXXX regulations stipulate accounts prior to XXXX are not governed by the rule. On XXXX XXXX I called Customer service & was transfer to XXXX & I spoke to him about closure of my account. He informed me ck # XXXX was sent out. Advised him I have not receive any check and my account should have not been closed as the infor. was provided in XXXX to the XXXX XXXX XXXX took details and informed me he will get back to me. Received a call from XXXX advising he is working on this matter with his mgr & they have contacted the XXXX & it will take a few days and he will get back to me. I have not heard from XXXX but I received a letter from from Chase on XXXX, XXXX dtd XXXX XXXX, XXXX, advising that " as discussed and agreed, your inq.has been resolved. This claim is considered closed ''. I have not spoken to any so I do n't know why this letter was sent. Called Chase, on XXXX XXXX, XXXX @ XXXX to inquire about letter. Per conversation with XXXX, the msg was system generated due to claim.I still can not get an answer from anyone regarding my money.