At times when QuickBooks Integration Manager is launched, it tries to establish a connection with QuickBooks and that is when the user might face QuickBooks Event id 4 error. It shows a message stating: Integration Manager could not connect to QuickBooks. Please make sure that it is open. In the Application section of the event viewer in Windows, it shows an error message which states: Quick books EventID 4 – An unexpected error has occurred in "QuickBooks": Returning NULL QBWinInstance Handle. Our article talks about what is QuickBooks Event id 4 Error is and how it can be fixed.
As a user, you might feel the need to find a quick way out of the error and save yourself some time. For such cases, QuickBooks Support team can be contacted at 1.800.417.5147.
What triggers QuickBooks event id 4 unexpected error 5?
QuickBooks event id 4 unexpected error 5 is generally seen to happen due to .Net Framework 4.0 SP 1 issues if you are the Microsoft Window 7 OS user. Yet there are other scenarios that lead to the error which have been listed below:
QuickBooks Company file has errors or it is corrupted.
Windows registry might have caused some kind of error.
QuickBooks File got erased by some program.
Net Framework 4.0 SP 1 error.
Read more :- QuickBooks update error
How to Resolve the QuickBooks Integration Manager Error?
Click on Start, then hit on Run.
Run command window can also be opened using the Windows + R key.
In the Run box type appwiz.cpl and press Enter.
This would open the Add/Remove programs or Programs and Features window opens.
Scroll down and look for Microsoft .NET Framework 4.0.
Highlight it and then choose the option of Uninstall.
Once the .NET Framework gets uninstalled restart the computer.
After the computer restarts, click on Start, then choose Run.
In the Run box type appwiz.cpl
This would open the Add/Remove programs or Programs and Features window.
From the left side of the window, click on Add Remove Windows Features.
Windows Feature screen opens up thereafter.
Expand .NET Framework and it would show up Microsoft .NET 3.5 and check the first and second option.
Hit on OK.
This would install .NET Framework 3.5.
When done, finally click Finish.
Restart the computer and go through the regular steps to integrate.
If you are unable to resolve issues with QuickBooks Integration Manager, go through the steps below:
Download QuickBooks Install Diagnostic Tool from the website of Intuit.
Once the tool completes downloading, install it on the PC.
Restart the computer and see if the QuickBooks Event id 4 Error still occurs.
Here we conclude our blog with the best solutions to fix the QuickBooks Event id 4 Error. But we know the steps can be overwhelming and you might fear modifications. At the same time, unknown reasons may lead to the error occurring again and again. That is when you must contact the QB Pro team at 1.800.417.5147 and escalate your case to the professionals.
Related article :- QuickBooks Error 12002
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