Designed for managing small and mid-sized businesses, QuickBooks is impeccable accounting software. It is a very successful and helpful resource for businesses of all domains. There are multiple advantages to this accounting software. Various issues are faced with the software that reduces the speed of your work. Mostly, there is a series of errors that occurred, error series 6000. Out of those number of cases, QuickBooks Error Code 6000 106 occurs with many users.