Quickbooks Has Stopped Working (BEX Error) Fixed!

The ‘Quickbooks has stopped working’ BEX error is not uncommon. Multiple users have reported facing the exact same issue with their Quickbooks Desktop application. If your Quickbooks has stopped working as well and is showing the problem event name as ‘BEX’ too, here’s how you can resolve the issue in no time!

What is the Quickbooks Bex error?

BEX or Buffer Overflow Exception error is not unique to Quickbooks only but is also common with many other Windows applications. In the case of Quickbooks, the error is accompanied by the following message: Quickbooks has stopped working. Furthermore, the error tells you that Windows can check for a solution online. The Bex error is commonly associated with issues related to Windows Data Execution Prevention (DEP). It occurs when a program is allocating more data in a region of your system’s memory than what is possible.

What causes the ‘Quickbooks has stopped working” Bex error?

The Quickbooks Bex Error can be caused by one of the following reasons:

  • Quickbooks’ processes are being hindered by a third-party security application
  • The name of your Quickbooks Company File is too long
  • Quickbooks Desktop wasn’t installed properly
  • Damaged Windows files
  • Certain Microsoft components such as Visual Basic C++ and .NET Framework are damaged
  • A corrupt Hard Drive
  • QBWUSER.INI is corrupted or missing
  • Windows or Quickbooks Desktop are not updated

How to fix the ‘Quickbooks has stopped working’ Bex error?

These are the most popular ways to resolve the ‘Quickbooks has stopped working’ Bex error:

  • Rename Quickbooks User File (QBWUSER.ini)
  • Run the Quickbooks Install Diagnostic Tool
  • Try disabling Anti-Virus or Anti-Malware Applications

All of these troubleshooting methods are discussed in detail below:

Rename Quickbooks User File (QBWUSER.ini)

If your Quickbooks has stopped working due to the BEX error, the first thing to do is rename the Quickbooks user file. This can be done in no time through the following process:

  1. Open File Explorer.
  2. Secondly, navigate to the Quickbooks folder. It is generally located in the C Drive at the following location: Users\ [user name]\ AppData\ Local\ Intuit\ Quickbooks.
  3. Inside the Quickbooks folder, locate QBWUSER.ini (Quickbooks User File).
  4. Right-click on the file and select Rename.
  5. At the end of the name of the file, type ‘.OLD’ and apply the change.

Launch Quickbooks and see if the ‘Quickbooks has stopped working’ BEX error still shows up. If the error persists, move on to the next method.

Run the Quickbooks Install Diagnostic Tool

The BEX error also usually gets fixed by repairing any damaged Quickbooks files. The program can have damaged or corrupted files if it was not installed properly. If you are seeing the ‘Quickbooks has stopped working’ message with the problem event name BEX, it is recommended you fix installation issues with Quickbooks. Follow these steps:

  1. Visit the Intuit website and download Quickbooks Tool Hub.
  2. Secondly, install the program and launch it.
  3. Click on the Installation Issues option.
  4. Now run the Quickbooks Install Diagnostic Tool.
  5. The process can take anywhere between 10 to 20 minutes to repair damaged files. Once the process is completed, you shall be required to restart your computer.

If the Quickbooks BEX error is still showing up, you can also try performing a clean install on the program to eliminate the possibility of any installation issues.

Try disabling Anti-Virus or Anti-Malware Applications

Third-party anti-viruses or anti-malware applications have a reputation for tinkering with other processes on the system. They can often block certain files and components of a program and hinder it from functioning properly. Quickbooks is also known to conflict with such third-party applications causing it to stop working and resulting in the BEX error. If you have any such applications installed on your system that are not required, we recommend you to either disable them or uninstall them altogether.

Other Troubleshooting Options for the ‘Quickbooks has stopped working’ Bex Error

If you are still seeing the ‘Quickbooks has stopped working’ Bex error, you can also try the following options to resolve the issue:

  • Scan your computer for viruses and malware using Windows Defender (full scan recommended).
  • Update Quickbooks without opening the Company File.
  • Check if the name of your Company File is too long. It should not be any longer than 256 characters.
  • Install the latest updates for your Windows Operating System.
  • Scan the Hard Drive for damage and bad sectors (use the Windows Chkdsk feature).
  • Make sure the Quickbooks version you have downloaded is supported on the Windows Operating System you are running.
  • Update Quickbooks Desktop to its latest version.

If the BEX error still persists, your last resort is to seek expert assistance. You must get in touch with the Quickbooks help team to get the issue resolved.

Other Quickbooks Guides:
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