QuickBooks isn’t perfect, you might come across random errors when working on the software. But you do not need perfection, rather you need to find the right solutions. And so is the case with QuickBooks error code 15203 » . This error is basically a technical update error that bothers you when you focus on upgrading your payroll software using the described steps. However, solutions are always available for QuickBooks errors, and so is for the error code 15203 in QuickBooks. Keep reading the article ahead and learn what can be done to remove the error from the software.