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How to Fix the SET_ENV_VAR_FAILED Bug Check 0x5B

Check if the environment variables are set correctly

4 min. read

Published onAugust 16, 2024

published onAugust 16, 2024

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To fix various driver issues on your PC, you will need a dedicated tool to find the freshest and the original drivers. You can use PC HelpSoft Driver Updater to do it in 3 easy steps:

The SET_ENV_VAR_FAILED error comes with the value of 0x0000005B and it is associated with problematic system environment variables. We have a few tested solutions that helped most of the users who encountered this BSoD.

How do I fix the SET_ENV_VAR_FAILED BSoD?

How do I fix the SET_ENV_VAR_FAILED BSoD?

1. Checking system variables

Ensuring that environment variables are correctly set can resolve issues related to system functionality and application performance since incorrect or missing variables may cause the SET_ENV_VAR_FAILED error.

2. Temporarily disable the third-party antivirus

If the error resolves after disabling the antivirus, consider adding an exception for the affected application or switching to adifferent antivirus program.

Some antivirus programs may interfere with environment variable settings. Disabling the antivirus helps determine if it is the cause of the error.

3. Run a System File Checker (SFC) scan

The System File Checker (SFC) tool scans for and restores corrupt system files. This can fix errors related to the misconfiguration of environment variables that lead to the SET_ENV_VAR_FAILED bug check.

4. Run the DISM tool

The Deployment Imaging Service and Management Tool (DISM) repairs system image files and can resolve deeper system corruption that might be causing the SET_ENV_VAR_FAILED error.

5. Update device drivers

Outdated or incompatible drivers can cause various system errors, including the SET_ENV_VAR_FAILED bug check. Updating drivers ensures that all hardware components work correctly with the OS. It’s also very useful to check for any Windows updates and install them because they also come with new drivers.

6. Perform a Clean Boot

Performing a clean boot helps identify if background services or startup programs are causing the SET_ENV_VAR_FAILED error by starting the computer with a minimal set of drivers and startup programs.

By following these steps, users can systematically troubleshoot and resolve the SET_ENV_VAR_FAILED error, ensuring their Windows system runs smoothly. To prevent similar issues in the future, regularly update your system and drivers, and periodically check your environment variables.

That being said, we have a guide onhow to set environment variables in Windows 11. It will help you determine which ones are legitimate and which not.

You may alsoprint environment variables using PowerShellto make things even easier.

For any other questions or suggestions, don’t hesitate to use the comments section below and leave a line.

More about the topics:BSoD error codes,BSoD errors

Claudiu Andone

Windows Toubleshooting Expert

Oldtimer in the tech and science press, Claudiu is focused on whatever comes new from Microsoft.

His abrupt interest in computers started when he saw the first Home Computer as a kid. However, his passion for Windows and everything related became obvious when he became a sys admin in a computer science high school.

With 14 years of experience in writing about everything there is to know about science and technology, Claudiu also likes rock music, chilling in the garden, and Star Wars. May the force be with you, always!

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Claudiu Andone

Windows Toubleshooting Expert

Oldtimer in the tech and science press, with 14 years of experience in writing on everything there is to know about science, technology, and Microsoft