my money is missing due to my bank account dinied the money transfer from paypal

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i dont know which specific topic nor complain to submit, because i dont know why my money is missing!? is paypal account can debit my transaction? is whis what happened when i transfer my money from paypal to bank account last march 15,2019, my bank denied my transfer but the email verification says that were transferring money to you bank account, but then i didnt notice it yet that time, today march 18, ill check my balance into my bank and im shock because the money didnt show, then ill check my paypal account and i notice transaction is denied. what specific file case can i out it to get back my money, thank you