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0x0000003CBSODCritical

0x0000003C — Interrupt Unwind Attempted | Blue Screen Fix Guide

INTERRUPT_UNWIND_ATTEMPTED

Windows XPWindows VistaWindows 7Windows 8Windows 10Windows 11

What Does 0x0000003C Mean?

An unwind operation was attempted during an interrupt, which is not permitted.

Real-World Causes

  1. 1Driver exception during interrupt handling
  2. 2Corrupted interrupt state
  3. 3Internal kernel error

Symptoms

  • ⚠Blue screen with stop code INTERRUPT_UNWIND_ATTEMPTED
  • ⚠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 INTERRUPT_UNWIND_ATTEMPTED?
An unwind operation was attempted during an interrupt, which is not permitted.
Can I fix Interrupt Unwind Attempted 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

0x0000003DInterrupt Exception not Handled0x0000003BSystem Service Exception

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.