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0x000000D9BSODCritical

0x000000D9 — Locked Pages Tracker Corruption | Blue Screen Fix Guide

LOCKED_PAGES_TRACKER_CORRUPTION

Windows XPWindows VistaWindows 7Windows 8Windows 10Windows 11

What Does 0x000000D9 Mean?

The locked pages tracking data structure is corrupt.

Real-World Causes

  1. 1Driver corrupting locked pages tracker
  2. 2Memory corruption
  3. 3MDL handling bug in driver

Symptoms

  • ⚠Blue screen with stop code LOCKED_PAGES_TRACKER_CORRUPTION
  • ⚠System reboots unexpectedly
  • ⚠Possible data loss from unsaved work

DIY Fix

Beginner-friendly steps you can try at home

  1. 1Restart your computer
  2. 2Run Windows Memory Diagnostic (mdsched.exe)
  3. 3Reseat RAM modules
  4. 4Check for Windows updates

Advanced Fix

For experienced users and IT professionals

  1. 1Test RAM with MemTest86 for multiple passes
  2. 2Analyze minidump with WinDbg
  3. 3Check for memory leaks using poolmon
  4. 4Inspect physical RAM slots and modules

Frequently Asked Questions

What causes LOCKED_PAGES_TRACKER_CORRUPTION?
The locked pages tracking data structure is corrupt.
Can I fix Locked Pages Tracker Corruption myself?
In many cases yes. Start with basic troubleshooting like restarting, updating drivers, and running System File Checker. If the issue persists, advanced analysis of crash dumps may be needed.

Related Error Codes

0x000000CBDriver Left Locked Pages in Process0x00000076Process Has Locked Pages

About the Author

Windows Troubleshooting Team

Verified against official Microsoft documentation and real-world diagnostic data. Error behavior confirmed across Windows 10, Windows 11, and Windows Server.