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How to Fix the DEREF_UNKNOWN_LOGON_SESSION Bug Check 0x46
A System Restore will undo any changes since the error occurred
3 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:
Dealing with the DEREF_UNKNOWN_LOGON_SESSION error (0x46) in Windows can be a real headache, especially when it disrupts your workflow. This error often appears as a blue screen and can be caused by various issues, from outdated drivers to faulty hardware.
How do I fix the DEREF_UNKNOWN_LOGON_SESSION BSoD?
1. Uninstall Recently Installed Software
Uninstalling recent software that may have caused the issue can help you get back to a stable system.
2. Check for faulty hardware
Checking for and resolving hardware issues can prevent blue screen errors related to hardware faults. Also, if possible, open the case of your PC and look for any pottential hardware issues or malfunctioning coolers that may cause overheating.
3. Perform a System Restore
System Restore can revert your system to a previous state, potentially resolving the blue screen error by undoing recent changes.
4. Use Driver Verifier
Driver Verifier helps you identify faulty drivers that may be causing the blue screen errors.
5. Run System File Checker (SFC)
Running the System File Checker helps repair any corrupted or missing system files that might cause blue screen errors.
By following these steps, you should be able to resolve the DEREF_UNKNOWN_LOGON_SESSION error and get your system running smoothly again. To avoid similar issues in the future, regularly update your system and drivers, and be cautious when installing new software.
If theWindows logon server is not available, check the highlighted guide for detailed solutions to fix. You may also check our guide onhow to fix the 0xC000015B errorbecause it’s similar.
Did our guide help you fix the DEREF_UNKNOWN_LOGON_SESSION error? Let us know in the comments below.
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
