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Windows Error 0x000000D1 — DRIVER IRQL NOT LESS OR EQUAL

Criticalbsod

Overview

Windows BSOD DRIVER_IRQL_NOT_LESS_OR_EQUAL (0x000000D1) means a driver accessed paged memory at an improper IRQL.

Key Details

  • Stop code: 0x000000D1 — driver-specific variant of 0x0A
  • Usually names the exact driver file causing the crash
  • Common with network, audio, and GPU drivers
  • Triggered by accessing paged memory at dispatch level or above

Common Causes

  • Buggy or outdated network adapter drivers
  • Corrupted audio or GPU drivers
  • VPN software with incompatible kernel drivers
  • Recently installed hardware with bad drivers

Steps

  1. 1Identify the driver named in the BSOD message
  2. 2Update or rollback the identified driver
  3. 3Uninstall VPN software temporarily to test
  4. 4Use Driver Verifier to identify problematic drivers

Tags

windowsbsoddriver-irql-not-less-or-equalwindows-errorfix

More in Bsod

windows-0000000A-irql-not-less-or-equalWindows Error 0x0000000A — IRQL NOT LESS OR EQUAL
Critical
windows-00000050-page-fault-in-nonpaged-areaWindows Error 0x00000050 — PAGE FAULT IN NONPAGED AREA
Critical
windows-0000007E-system-thread-exception-not-handledWindows Error 0x0000007E — SYSTEM THREAD EXCEPTION NOT HANDLED
Critical
windows-0000007A-kernel-data-inpage-errorWindows Error 0x0000007A — KERNEL DATA INPAGE ERROR
Critical
windows-000000EF-critical-process-diedWindows Error 0x000000EF — CRITICAL PROCESS DIED
Critical
windows-00000133-dpc-watchdog-violationWindows Error 0x00000133 — DPC WATCHDOG VIOLATION
Critical

Frequently Asked Questions

This one specifically names a driver as the cause, making troubleshooting easier.