Are you stuck with the error 15222 in QuickBooks? QuickBooks error 15222 can be caused due to multiple reasons depending upon various elements like the software’s outdated version, incorrect mapping, incorrect time and date credentials, default browser other than Internet explorer, payroll update issue, and so forth. To remove this error you will first have to find out the cause of this error. You can get the digital signatures updated by Internet explorer, set Internet explorer as your default browser, or take the help of the QuickBooks File Doctor.