Windows Errors

0X0000206F

Fix ERROR_DS_ATT_NOT_DEF_IN_SCHEMA (0x206F) Fast

Active Directory can't find an attribute in the schema. Usually a replication lag or a bad schema ex...

Beginner 👁 14 Aug 2, 2026

0X00000101

STATUS_ALERTED 0x101: What It Means and How to Fix It

STATUS_ALERTED means a thread woke up early from a delay due to an alert. Usually harmless, but can ...

Beginner 👁 27 Aug 2, 2026

0X0000029F

Fix ERROR_PNP_BAD_MPS_TABLE (0x29F) in Windows BIOS

Error 0x29F means a device is missing from the BIOS MPS table. Fix it by updating BIOS or toggling M...

Intermediate 👁 34 Aug 2, 2026

0XC0000054

Fix 0XC0000054 File Lock Conflict in Windows 10/11

This error means a program can't read or write a file because another program locked it. Here's how ...

Beginner 👁 63 Aug 2, 2026

0XC0220029

Fix STATUS_FWP_RESERVED 0xC0220029 Fast

Windows firewall or VPN error when a reserved WFP field isn't zero. Usually a driver or policy glitc...

Intermediate 👁 27 Aug 2, 2026

0XC0262506

Fix ERROR_GRAPHICS_PVP_NO_DISPLAY_DEVICE 0XC0262506

This Windows graphics error usually pops up when a GPU driver or display adapter goes missing after ...

Intermediate 👁 18 Aug 2, 2026

0XC0000712

Fix 0xC0000712 Protected Process Error on Windows 10/11

Windows throws 0xC0000712 when you try to debug or terminate a protected process. This guide walks t...

Intermediate 👁 22 Aug 1, 2026

0X000036E2

SXS XML_E_WHITESPACEORQUESTIONMARK Fix: Manifest Parse Error

Windows can't parse a manifest file due to bad whitespace or a misplaced '?'. Usually tied to broken...

Intermediate 👁 17 Aug 1, 2026

0X800401E9

MK_E_NOTBOUND 0X800401E9: 3 Fixes That Actually Work

MK_E_NOTBOUND means a program tried to use a shortcut that isn't connected. Here's how to fix it fas...

Intermediate 👁 23 Aug 1, 2026

0X0000211C

Fix ERROR_DS_WRONG_OM_OBJ_CLASS (0x211C) in AD

Active Directory schema update fails when OM-Object-Class doesn't match attribute syntax. Usually ca...

Advanced 👁 19 Aug 1, 2026

0XC0000357

Fix STATUS_PRENT4_MACHINE_ACCOUNT 0XC0000357

This error appears when a domain machine account was created on an old NT4 system. You'll need to re...

Intermediate 👁 14 Aug 1, 2026

0XC00D1BE8

NS_E_INVALID_VIDEO_WIDTH_FOR_INTERLACED_ENCODING (0xC00D1BE8) Fix

Windows Media Encoder throws this when your video width isn't divisible by 4 for interlaced encoding...

Beginner 👁 22 Aug 1, 2026

0XC00D105D

Fix 0XC00D105D Media Foundation Pin Type Mismatch

This Windows error hits when a video app asks Media Foundation for a format the codec can't deliver....

Intermediate 👁 15 Aug 1, 2026

0X801F0006

Fix ERROR_FLT_NOT_SAFE_TO_POST_OPERATION (0x801F0006)

This filter manager error shows up during file system operations when a minifilter tries a post-op a...

Advanced 👁 17 Aug 1, 2026

0X00001B68

Fix ERROR_CTX_MODEM_RESPONSE_VOICE 0x1B68 in Remote Desktop

This error fires when a modem callback hears a voice instead of a dial tone. It's a callback configu...

Intermediate 👁 18 Aug 1, 2026

0X00001AA4

Fix ERROR_ENLISTMENT_NOT_SUPERIOR (0X00001AA4) on Windows 10/11

Kernel transaction manager enrollment error. Registry corruption or leftover KTM handles. Two fixes:...

Intermediate 👁 33 Aug 1, 2026

0X00000A86

Fix 0X00000A86: Stop Reinstalling Windows, Try This First

0X00000A86 usually means a driver conflict or corrupted system file. You don't need to reinstall Win...

Beginner 👁 35 Jul 31, 2026

0X80004007

Fix CO_E_INIT_SHARED_ALLOCATOR (0X80004007) on Windows

This error shows up when an app can't grab shared memory. Usually after a Windows update or when a s...

Intermediate 👁 30 Jul 31, 2026

0X000019DB

Fix ERROR_LOG_POLICY_ALREADY_INSTALLED (0X000019DB) in Windows

This error pops up when you try to add a log policy that's already there. Here's how to find and cle...

Intermediate 👁 35 Jul 31, 2026

0XC02625DA

Fix 0xC02625DA: Monitor MCCS Spec Violation Error

Your monitor is ignoring the MCCS spec, which messes with brightness controls. We'll disable that or...

Intermediate 👁 47 Jul 31, 2026

0X0000207E

Fix ERROR_DS_ATT_ALREADY_EXISTS 0x207E in AD

Active Directory error 0x207E means an attribute already exists. Here's how to clear it fast without...

Intermediate 👁 47 Jul 31, 2026

0X800F0206

SPAPI_E_INVALID_CLASS (0X800F0206) – Fix in 2 Steps

This error means Windows can't find the driver class. Fix it by cleaning the registry keys or pointi...

Intermediate 👁 26 Jul 31, 2026

0XC0210013

Fix BitLocker 0XC0210013: USB Key Not Found at Boot

BitLocker can't find your USB startup key. You'll see this error at boot. We'll walk through checkin...

Intermediate 👁 25 Jul 31, 2026

0XC0000702

Fix ALPC Error 0XC0000702: Invalid Message on Windows 10/11

ALPC error 0XC0000702 shows up when an app sends a bad message to Windows. Most often it's a corrupt...

Intermediate 👁 26 Jul 31, 2026