There are times when you are unable to access the company files, which can be frustrating and hinder your work. Such issues are determined as QuickBooks error 6000, which are associated with company file problems. Error 6000 is a series of company file-related issues that usually come up with 3 or 4 more digits attached to it. There are different errors you might see when opening a company file. For instance, QuickBooks error 6000 83, 6010 100, 6...