Understanding QuickBooks Error 6000 80: Causes and Solutions QuickBooks Error 6000 80 typically appears when you're trying to access a company file over a network. It signals that your data file is either damaged or inaccessible due to incorrect folder permissions or multi-user conflicts. Resolving it involves checking hosting settings, repairing the file using the File Doctor tool, and making sure your QuickBooks software is fully updated. Visit Us: https://www.apsense.com/article/855399-is-quickbooks-error-destroying-your-business-files-here.html