When you see an ntfs.sys failed error, it’s a type of Blue Screen of Death (BSOD) that indicates a problem with the NTFS file system driver.
This driver, ntfs.sys, is a crucial part of Windows that allows your operating system to read and write data to drives formatted with the NTFS file system. A failure usually means there’s a serious issue with your hard drive, system files, or related hardware.
The error involving ntfs.sys — often seen as a blue screen (BSOD) — usually points to issues with:
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File system corruption
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Hard drive (HDD/SSD) failure or bad sectors
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Faulty RAM
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Corrupt or missing system files
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Malware or driver conflicts
🔧 Common Error Messages
Examples of how the error might appear:
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PAGE_FAULT_IN_NONPAGED_AREA (ntfs.sys) -
SYSTEM_SERVICE_EXCEPTION (ntfs.sys) -
NTFS_FILE_SYSTEM -
Stop Code: NTFS_FILE_SYSTEM -
ntfs.sys failedorntfs.sys crash
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🛠️ How to Fix ntfs.sys Failed (Step-by-Step)
✅ 1. Run CHKDSK (Check Disk)
Fixes filesystem corruption and bad sectors.
Steps:
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Open Command Prompt as Administrator
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Run:
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Press Y to schedule a check at reboot if needed.
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Reboot and let it run (it may take a while).
✅ 2. Run System File Checker (SFC)
Repairs damaged or missing system files.
Steps:
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Open Command Prompt (Admin)
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Run:
Let it complete and follow any prompts.
✅ 3. Run DISM Tool
Fixes deeper Windows corruption if SFC fails.
Run these commands one by one:
✅ 4. Check Hard Drive Health
If your drive is failing physically, you’ll keep seeing ntfs.sys errors.
Tools to check:
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CrystalDiskInfo (free; shows drive health)
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Manufacturer tools (e.g., WD Data Lifeguard, Samsung Magician)
Look for:
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Reallocated sectors
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Pending sectors
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“Caution” or “Bad” health status
✅ 5. Test Your RAM
Use Windows Memory Diagnostic or MemTest86.
Windows built-in test:
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Press
Win + R, typemdsched.exe, press Enter -
Choose Restart now and check for problems
✅ 6. Boot into Safe Mode
If you’re stuck in a BSOD loop, try booting into Safe Mode to run fixes.
How:
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Hold Shift while clicking Restart
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Go to: Troubleshoot → Advanced Options → Startup Settings → Enable Safe Mode
✅ 7. Check Recent Drivers or Updates
If this started happening after a driver or Windows update, roll it back:
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Device Manager → Roll Back Driver
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Settings → Windows Update → Uninstall updates
✅ 8. System Restore or Reset
If nothing else works and this started recently:
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Use System Restore to go back to a restore point before the crash
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Or Reset this PC (optional: keep files)
⚠️ Last Resort: Hardware Replace
If diagnostics show a failing SSD/HDD or RAM, they must be replaced.