Caused by the inability to properly utilize the internet relationship with the system, QuickBooks Error 12002 can be solved by updating the software. Moreover, making Internet Explorer the default browser and checking the internet connection setup are a few methods to resolve it. But sometimes it seems easier said than done. Some issues might arise while implementing these steps and the reasons can be any. If you are facing such hard times, contact QBSSolved.com, and get solutions to all kinds of QB problems.