Citigroup Inc. almost shifted about $6 billion to a customer’s account by accident after a staffer handling the transfer copied and pasted the account number into a field for the dollar figure.

Citigroup nearly transferred about $6 billion to a customer's account by mistake after an employee accidentally copied and pasted the account number into the field meant for the dollar amount. This near-miss occurred within Citigroup's wealth-management business,

Citigroup nearly transferred $6 billion to a customer by mistake due to a copy-paste error, shortly after another error of $81 trillion. The error was reported to regulators and provoked frustration within the company.