The Top 5 Common Quickbooks Mistakes Making mistakes is part of every process, especially if it is a new one and you are learning how to do it in the right way. Using QuickBooks for the first time is no different, and there are some common errors that a lot of people make. These mistakes may lead to a true catastrophe so you need to be very alert to not make them and doing everything you can to prevent them. If you don’t pay attention your company may suffer a fatal loss of essential information and you may have to start a lot of procedures from sctarch again. However, the solution to this issues are not so complicated. Here are the 5 most common QuickBooks mistakes and how to solve them.