QuickBooks Error 4 signifies the Event id error || Unexpected error || Event log error that the user experience while using QuickBooks software. This is an unexpected error that occurs in ‘QuickBooks: Returning Null QBWinInstance Handle’.
Message you receive…
When the QBi (QuickBooks integrated manager) is started, and it then attempts to have a connection with QuickBooks company file, then generally you receive a message:
“Integrated QuickBooks Manager is not able to connect with the program. Make sure that it is open on your desktop.”
In the application window of your QuickBooks events viewer, you are generally shown with an error like:
QuickBooks Event-ID 4 – An unexpected error is encountered within your QuickBooks software: This is returning NULL QBWinInstance Handle.
This QuickBooks issue has occurred because of .NET Framework 4.0 SP 1 on your Windows.
How can you Resolve QuickBooks Error 4:
Well, the solution will be a bit too technical and complicated, thus we would request you to get in touch with us at our QuickBooks tech support number. The number is toll free for both US and Canada. Our quickbooks help support staff will will get connect with you and assist you online on how to resolve the error. Thus feel free to call as we guarantee complete satisfaction.