Windows Errors

0XC0000404

Fix 0xC0000404: AD Name Already Exists Error

Active Directory throws 0xC0000404 when a duplicate name shows up during replication or user creatio...

Intermediate 👁 36 Sep 3, 2026

0XC0000425

STATUS_HIVE_UNLOADED 0XC0000425: Fix the Registry Key Error

Registry hive unloaded mid-operation causes 0XC0000425. We'll cover the top three fixes: updating dr...

Intermediate 👁 22 Sep 3, 2026

0X80100010

SCARD_E_NOT_READY Fix: Smart Card Reader Not Responding

Smart card reader won't accept commands. Usually a driver or power issue. Here's the quick fix that ...

Beginner 👁 15 Sep 3, 2026

0X8009300D

Fix OSS_INDEFINITE_NOT_SUPPORTED 0X8009300D Fast

This Windows error pops up when ASN.1 indefinite length encoding isn't supported. Usually a certific...

Intermediate 👁 19 Sep 3, 2026

0X000D1106

Fix NS_S_WMPCORE_PLAYLIST_NAME_AUTO_GENERATED (0x000D1106)

Windows Media Player auto-names playlists when you save them. This code is harmless, but here's how ...

Beginner 👁 18 Sep 3, 2026

0X0000211B

Fix ERROR_DS_CONSTRUCTED_ATT_MOD (0x211B) in AD

This error pops up when you try to modify a computed AD attribute. Stop fighting it—here's how to sp...

Intermediate 👁 18 Sep 3, 2026

0X800F0204

SPAPI_E_KEY_DOES_NOT_EXIST 0X800F0204: Real Fixes That Work

SPAPI_E_KEY_DOES_NOT_EXIST usually hits when a driver install or device update references a missing ...

Intermediate 👁 38 Sep 3, 2026

0XC00D1B9C

Fix NS_E_LANGUAGE_MISMATCH 0XC00D1B9C in Windows Media Center

Windows Media Center throws this when your TV tuner's recorded TV database gets confused about langu...

Intermediate 👁 14 Sep 2, 2026

0XC00D11AB

Fix Windows Media Player Burn Error 0XC00D11AB

Windows Media Player gives this error when burning a CD. Usually the disc or drive is the problem. T...

Beginner 👁 16 Sep 2, 2026

0XC000005F

Fix 0XC000005F Logon Session Error Fast

0XC000005F means Windows can't find the logon session for a service or app. Usually fixed by restart...

Beginner 👁 27 Sep 2, 2026

0XC0000177

Fix STATUS_EOM_OVERFLOW (0XC0000177) Tape Errors Fast

Tape backup hitting end-of-media? Here's the no-nonsense fix, why it works, and how to avoid it next...

Intermediate 👁 15 Sep 2, 2026

0XC000025A

Fix STATUS_PWD_TOO_SHORT (0xC000025A) When Changing Password

Password won't stick and throws 0xC000025A? Your account's minimum length policy is stricter than yo...

Beginner 👁 38 Sep 2, 2026

0X00000942

Fix Profile File 64 KB Limit Error 0X00000942

This error pops up when a Windows user profile file exceeds 64 KB. We'll show you how to trim it dow...

Intermediate 👁 22 Sep 2, 2026

0XC0000229

Fix 0XC0000229 STATUS_FAIL_CHECK Boot Error on Windows

This boot error means a consistency check failed. You'll fix it by rebuilding BCD or using a Windows...

Intermediate 👁 31 Sep 2, 2026

0XC00D1099

Fix 0XC00D1099: WMP File Name Error in Minutes

Quick fix for Windows Media Player's misnamed file error. Rename the file or folder to match the act...

Beginner 👁 33 Sep 2, 2026

0X000020A4

Fix DS_SUBREF_MUST_HAVE_PARENT 0X000020A4 in AD

This AD error appears when adding a subreference for a deleted parent. Fix: recreate parent or clean...

Intermediate 👁 24 Sep 2, 2026

0XC00D1BC2

Fix NS_E_INVALID_VIDEO_PEAKRATE_2 (0XC00D1BC2) in Windows

Windows Media Player or transcoding tool throws this when peak bitrate is set below regular bitrate....

Beginner 👁 19 Sep 2, 2026

0XC00D14B4

Fix NS_E_PLAYLIST_ENTRY_ALREADY_PLAYING 0XC00D14B4

Windows Media Player or compatible app throws this when you try to play a file that's already active...

Beginner 👁 20 Sep 1, 2026

0XC00D11F0

Fix NS_E_TRANSCODE_DELETECACHEERROR (0XC00D11F0) in WMP

Windows Media Player can't delete transcoding cache files. Fix permissions, clear the cache folder, ...

Intermediate 👁 24 Sep 1, 2026

0XC0000419

Fix SID Already Exists in Forest Error (0xC0000419)

Active Directory migration error when a source object's SID already exists in the target forest. Fix...

Intermediate 👁 14 Sep 1, 2026

0X800401F8

Fix CO_E_DLLNOTFOUND 0x800401F8: DLL Class Not Found

CO_E_DLLNOTFOUND means Windows can't load a COM class's DLL. Re-register the component or repair the...

Intermediate 👁 18 Sep 1, 2026

0X00003711

Fix SXS Assembly Not Locked 0x00003711 in Windows

Windows hits this when a side-by-side assembly isn't locked before a request. Most often a corrupted...

Intermediate 👁 19 Sep 1, 2026

0XC00000C2

Fix STATUS_ADAPTER_HARDWARE_ERROR 0XC00000C2 on Windows

Quick answer: reboot and reseat the storage controller. This error means Windows hit a hardware adap...

Intermediate 👁 27 Sep 1, 2026

0X8004E00C

Fix CONTEXT_E_ROLENOTFOUND (0X8004E00C) in 5 Steps

This error pops up when Windows can't find a role assigned to your app. You'll fix it by checking th...

Intermediate 👁 17 Sep 1, 2026