A modal dialog box is showing in the QuickBooks user

Close all dialogs

Problem

You have a modal dialog box open in QuickBooks:

Description

In Connex, you run the sync and get this error:

A modal dialog box is showing in the QuickBooks user interface. Your application cannot access QuickBooks until the user dismisses the dialog box.

You cannot sync, while a modal box is open.

Solution

In QuickBooks, close any open windows that ask for OK: