Error 80070057 has two possible causes. Either someone is attempting to open the company file outside of QuickBooks, or BitDefender (antivirus software) is blocking communication ports between computers. Follow the provided instructions to fix the problem.

This article helps you resolve problems that started after installing an update, where the QuickBooks window flashes but doesn't open.

This article describes why a connection to the company file may have been lost and how to troubleshoot a resolution.

Steps to resolve a problem that occurs when installing Simple Start. After accepting the License Agreement, the mouse cursor changes from an hourglass to an arrow, and does not continue to the next window in the installation process.

You can download QuickBooks and other Intuit products such as Point of Sale, Invoice Manager, and Simple Start from the Internet.

Provides steps to repair QuickBooks without the installation CD.

Steps to resolve error 1603,  "The update installer has encountered an internal error," which may occur during a QuickBooks update.

Instructions for stepping through the QuickBooks installation wizard when installing from CD.

Steps to restart the computer in Selective Startup mode and install QuickBooks.