QuickBooks error 2000 can be mainly related to server and network problem which comes up with a statement saying contact the Financial Institution (Your bank). The error can hinder connection to numerous services of accounting application QuickBooks. Some of the services which can be obstructed by QuickBooks error code 2000 are bank login, introducing payroll, submitting data or tax forms and others. Reasons Behind QuickBooks Error Code 2000: There are multiple factors can be the reason for showing QuickBooks Error 2000 on your screen. When you update direct debit information and your employee's bank account info into your bank account but due to some network problem, the server did not check the modification so QuickBooks displays an error in return it cannot obtain the upgraded details. Due to important trouble issued by Financial institutions, the error occurs. If there are any kind of network issues including data transfer issue, slow Internet, connectivit