Step 1: To fix this error, you would have to close the QuickBooks sync manger and right click the Icon in the system tray.
Step 2: Log out of the company file in the QB and close the application.
Step 3: Open QuickBooks software and not the company file.
Step 4: Check if the QuickBooks software that has been updated to the latest release from Help menu.
Step 1: Herein, you would have to open QuickBooks desktop application.