QuickBooks is well known to be one of the better accounting and bookkeeping applications all over the globe. It comes down filled with many features that helps in managing finances and ensures smooth business transition. For this reason , many small and medium companies depend on this application to manage their finances. The good thing is the fact that each year a unique version of the program is launched with new and improved features.

Even though QuickBooks has many benefits, its users in certain cases do face issues, as after all it is an application. A really common error may be the QuickBooks Event log error 4 which generally occurs due to corrupted or damaged system files in QuickBooks. In this specific article we shall discuss relating to this error to be able to manually correct it.

You may read: Simple tips to fix QuickBooks Error H101, H202, H303, or H505?

Symptoms of QuickBooks Event Log Error 4
Apparent symptoms of QuickBooks Event Log Error 4 are as follow:

A mistake message aided by the error code gets displayed from the screen:
QuickBooks EventID 4 – An Unexpected Error has Occurred in QuickBooks: Returning NULL QBWinInstance Handle

QuickBooks Event-ID 4 Error Message - Screenshot
The running window crashes suddenly
QuickBooks freezing could be seen frequently
QuickBooks not responding or works at snail’s pace
Another symptom can be if the system system starts crashing over and over
System not responding to keyboard inputs
There is various causes of the log error nonetheless it in most cases it really is caused due to the .NET Framework 4.0 SP1 that will cause troubles within the Windows 7 operating system.

What triggers QuickBooks event Log Error 4?
QuickBooks event log error 4 may be generally seen due to .NET Framework 4.0 SP 1 issues, if you should be Microsoft Windows 7 OS user. However, there are more factors as well that may end in this type of error:

If the QuickBooks company file is corrupted.
Or in case of damaged QuickBooks company file.
Trojan attack may be another factor causing this type of error.
If your windows registry has caused some sort of error, then get ready to handle this problem.
It could happen that the QuickBooks files got erased by various other program maliciously.
See Also: Configure firewall while for multi-user mode in QuickBooks

How exactly to Fix the QuickBooks event Log Error 4?
Stick to the below mentioned steps to be able to fix this error:

Initial thing to do is log on to the Windows as an Administrator
Then press Windows + R simultaneously
Now, when you look at the Run box, type Control and hit OK key to open up the control board
Once done, you have to go into the Program and Features section or Add/Remove programs window. The user can be necessary to consider that if he/she types appwiz.cpl within the text field of this Run Window, then hit OK, this program and features window will open up directly.
Now locate the Microsoft .NET Framework 4.0 from the installed program list and then Uninstall it after highlighting it.

After it has been uninstalled completely, restart your computer
Again, you have to open the control board and go right to the Program and Features section
Now click on the Add Remove Windows Features through the left side of one's window, to view
The Windows Feature window can look from the screen
Expand the .NET Framework to start to see the Microsoft .NET 3.5.
Mark first and second options and strike the OK tab.
Now the .NET Framework 3.5 can get installed in your system
Once it is installed you need to click on Finish to end the procedure
Finally, restart your system to truly save the changes.
Steps to be followed, in the event that error continues
In the event the error will continue to appear, then if so the user is supposed to adhere to the steps stated below:

To start with, update QuickBooks to your latest available version. If the software crashes while logging in, then download the update through the Intuit’s QuickBooks website.
Within the next step, the user is supposed to download QuickBooks Install Diagnostic tool through the official website.
Download QuickBooks Installation Diagnostic Tool - Screenshot
And down the road, run the tool. However, before running the tool, an individual is required to close the opened programs.
Accompanied by rebooting the system.
Also, check perhaps the error continues.
If the error still persists, then in that case reinstall QuickBooks accounting software by using clean install tool. The consumer is required to make sure user has installation CD and license number, to be able to reinstall the application before uninstalling exactly the same. Also, remember to take a backup associated with company file before performing the task.
Read Also: Fix QuickBooks database server manager network diagnostics error

By using the aforementioned steps you can easily fix the QuickBooks Event Log Error 4 manually. However, if you should be not able to get it done all on your own you then should make contact with QuickBooks enterprise tech support experts who will show you through the complete process to eliminate the problem and also share tips and tricks to prevent such errors in the near future. The best part is these experts are very well trained as they are available 24/7 to offer you the necessary assistance.