Errors in the accounting software can hinder productivity and result in financial losses for companies that depend on QuickBooks to keep things operating. When you attempt to access the company file on QuickBooks, you may get a generic QuickBooks error with the following error codes: (-6176, 0). Such issues when generating or opening a company file are most likely QuickBooks multi-user errors that must be thoroughly investigated. QuickBooks error 6176, 0is typically caused by a faulty Windows firewall or antivirus software. This article will give you a simple and effective solution to QuickBooks error 6176, 0, as well as a list of all the error-causing causes.