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0x00000002BSODCritical

0x00000002 — Device Queue not Busy | Blue Screen Fix Guide

DEVICE_QUEUE_NOT_BUSY

Windows XPWindows VistaWindows 7Windows 8Windows 10Windows 11

What Does 0x00000002 Mean?

A device queue that was expected to be busy was found in a non-busy state. This indicates an internal inconsistency in the kernel device queue management.

Real-World Causes

  1. 1Kernel-level driver error
  2. 2Hardware malfunction
  3. 3Corrupted kernel data structures

Symptoms

  • ⚠Blue screen with stop code DEVICE_QUEUE_NOT_BUSY
  • ⚠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 System File Checker (sfc /scannow)
  3. 3Check Windows Update
  4. 4Run DISM /Online /Cleanup-Image /RestoreHealth

Advanced Fix

For experienced users and IT professionals

  1. 1Analyze minidump with WinDbg
  2. 2Check Event Viewer for correlated errors
  3. 3Use Process Monitor to trace system activity
  4. 4Perform clean boot to isolate the cause

Frequently Asked Questions

What causes DEVICE_QUEUE_NOT_BUSY?
A device queue that was expected to be busy was found in a non-busy state. This indicates an internal inconsistency in the kernel device queue management.
Can I fix Device Queue not Busy 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

0x00000001APC Index Mismatch0x00000007Invalid Software Interrupt

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.