Windows Errors

0XC00D1BAA

NS_E_BAD_CONTENTEDL Fix: Missing or Corrupt Codec File

NS_E_BAD_CONTENTEDL shows up when Windows Media Player hits a broken codec config. Usually a bad Win...

Beginner 👁 27 Aug 3, 2026

0X00000564

Fix ERROR_LOGON_NOT_GRANTED (0x564): Wrong Logon Type

This error means your account isn't allowed to log on that way (e.g., over network). Fix by changing...

Intermediate 👁 24 Aug 3, 2026

0X000020CC

Fix ERROR_DS_RECALCSCHEMA_FAILED 0x20CC in Active Directory

Schema update fails when AD can't recalc the validation cache. Force a schema refresh and check FSMO...

Advanced 👁 25 Aug 3, 2026

0XC01E0331

Fix 0xC01E0331 Video Source ID Conflict in Windows

Video present source ID conflict usually from stale GPU drivers or multiple display adapters. We'll ...

Intermediate 👁 23 Aug 3, 2026

0X00000530

Fix 0x530 Logon Hours Restriction: Step-by-Step

Account logon hours restriction blocks login outside allowed times. Check AD user hours, then local ...

Beginner 👁 37 Aug 2, 2026

0XC0140017

Fix ACPI Mutex Not Owner 0XC0140017 in Windows

Windows error 0XC0140017 means a driver tried to grab a mutex it doesn't own. Mostly tied to ACPI or...

Intermediate 👁 29 Aug 2, 2026

0X00003AFF

Fix ERROR_MUI_INVALID_LOCALE_NAME (0X00003AFF) in 5 Steps

This error means a Windows language pack or app manifest has a bad culture name. Fix it by reinstall...

Intermediate 👁 33 Aug 2, 2026

0XC019003C

STATUS_ROLLBACK_TIMER_EXPIRED 0XC019003C Fix: Windows Update Rollback

Windows Update fails with rollback timer expired. Usually a driver or pending reboot issue. Here's h...

Intermediate 👁 27 Aug 2, 2026

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 👁 24 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 👁 45 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 👁 46 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 👁 82 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 👁 35 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 👁 27 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 👁 32 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 👁 27 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 👁 38 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 👁 25 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 👁 26 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 👁 36 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 👁 19 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 👁 28 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 👁 26 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 👁 45 Aug 1, 2026