Error 30 in QuickBooks is a common error that occurs when users try to access their company file. This error usually indicates a problem with the user's network connection, where QuickBooks is unable to access the server or the company file .
We Use Cookies. 4shared uses cookies and other tracking technologies to understand where our visitors are coming from and improve your browsing experience on our Website. By using our Website, you consent to our use of cookies and other tracking technologies. Change my preferences