QuickBooks Error H202 is one of those frustrating things you want to get over and done with so you can finish the task at hand. Hopefully, though, following the steps above will get your problem resolved, and you'll likely get back to using QuickBooks pretty smoothly from here. If you're not successful after completing these steps, you may want to call QuickBooks Enterprise Technical Support experts or an IT professional for further assistance. With the right approach, you would now correct the error and go on to run your business finances uninterrupted.