Mr Monguno made the observation when he appeared before an ad hoc committee of the House of Representatives on change of currency and cashless policy.
One of Union Bank officials, who spoke in anonymity, said that there was no point opening for customers when there was no funds.
He said the currency exchange and the lingering fuel situation had, no doubt, raised the tension in the land.
Mr Abiodun was at the Federal Medical Centre (FMC), Abeokuta, where the man was being treated.
Mr Tinubu Nigerians were bearing the brunt of the policy because it was poorly implemented.
Mr Sheikh appealed to the federal government, Central Bank of Nigeria (CBN) and various stakeholders to strive and end the hardship brought as a result of the change of cash withdrawal policy.
Mr Bello said the Nigeria Governor Forum (NGF) was concerned about the difficulties Nigerians were experiencing as a result of the policy and the fuel scarcity.
Atiku Abubakar said the new naira notes’ introduction was badly managed.
The group asked the CBN partner with law enforcement agencies to arrest the defaulters and bring them to book.
Some political parties had sought the order from the court, naming president Buhari, CBN, Godwin Emefiele and 27 banks as defendants.
