Windows Errors

0XC00D004C

NS_E_WALKER_UNKNOWN (0XC00D004C): Fix Unknown File Type in Windows Media

Windows Media Player throws NS_E_WALKER_UNKNOWN when it can't read a file's codec or format. Here's ...

Intermediate 👁 14 Sep 8, 2026

0XC000003E

STATUS_DATA_ERROR 0xC000003E: Fix the Data Error Fast

STATUS_DATA_ERROR means Windows choked reading or writing data. Mostly bad storage or drivers. Here'...

Intermediate 👁 33 Sep 8, 2026

0X80040100

Fix DRAGDROP_E_NOTREGISTERED 0X80040100: Revoking an Unregistered Drop Target

Happens when you call RevokeDragDrop on a window that never called RegisterDragDrop. Fix: check the ...

Intermediate 👁 17 Sep 8, 2026

0x80070002

Fix Windows Error 0x80070002 Fast Without Wiping Your PC

Error 0x80070002 usually means Windows Update or Store files are missing or corrupt. Here's how to f...

Beginner 👁 23 Sep 8, 2026

0X00000FA3

Fix ERROR_INC_BACKUP 0X00000FA3 in Windows Backup

Windows backup fails with error 0X00000FA3. Almost always a VSS or shadow copy issue. Here's the dir...

Intermediate 👁 19 Sep 8, 2026

0X80094807

Fix CERTSRV_E_BAD_TEMPLATE_VERSION (0x80094807)

Certificate request uses a newer template version than the CA supports. Usually happens after upgrad...

Intermediate 👁 18 Sep 8, 2026

0XC01E030C

Fix STATUS_GRAPHICS_INVALID_TOTAL_REGION (0XC01E030C)

This video driver error usually appears when connecting a second monitor or changing resolution. It'...

Beginner 👁 13 Sep 8, 2026

0XC015001A

STATUS_SXS_COMPONENT_STORE_CORRUPT 0xC015001A — Real Fixes That Work

Windows can't start an app because the side-by-side component store is damaged. Usually fixable with...

Intermediate 👁 31 Sep 7, 2026

0X0000370B

Fix ERROR_SXS_INVALID_IDENTITY_ATTRIBUTE_NAME 0x370B

SXS identity attribute name error usually appears when installing apps or updates. Start with a quic...

Intermediate 👁 25 Sep 7, 2026

0X000006D9

Fix EPT_S_NOT_REGISTERED (0x000006D9) Endpoint Mapper Error

0x000006D9 means Windows can't find an endpoint for RPC. Usually a firewall or service issue. Here's...

Intermediate 👁 41 Sep 7, 2026

0X8002000E

DISP_E_BADPARAMCOUNT (0X8002000E) Fix: Wrong Argument Count

DISP_E_BADPARAMCOUNT means a COM/OLE call got the wrong number of arguments. Usually a script or app...

Intermediate 👁 15 Sep 7, 2026

0X00000718

Fix ERROR_NOT_ENOUGH_QUOTA (0x718) on Windows Server

Desktop heap exhaustion on Windows Server. See it with Terminal Services or many apps. Fix by bumpin...

Intermediate 👁 14 Sep 7, 2026

0X8004E025

CO_E_INITIALIZATIONFAILED 0x8004E025: Fix COM+ Init Errors

COM+ activation fails when an initialization function errors out. Usually a broken COM+ catalog or m...

Intermediate 👁 27 Sep 7, 2026

0XC00D1034

Fix JPEG 0XC00D1034: Invalid Format Error on Windows

JPEG won't open showing 0XC00D1034? It's a corrupted header or a fake .jpg. Here's the quick fix and...

Beginner 👁 22 Sep 7, 2026

0X80080016

CO_E_RUNAS_VALUE_MUST_BE_AAA Fix: RunAs Activation Error

COM+ app activation fails when RunAs setting isn't 'Activate As Activator'. Fix by checking componen...

Intermediate 👁 18 Sep 7, 2026

0XC01E0311

Fix 0xC01E0311 Invalid Video Present Target Mode on Windows

Display driver or cable issue triggers this graphics error during mode switch. Reset driver or check...

Intermediate 👁 17 Sep 7, 2026

0X800F0102

Fix SPAPI_E_LINE_NOT_FOUND (0x800F0102) During Driver Install

SPAPI_E_LINE_NOT_FOUND shows when Windows can't find a line in an INF file during driver install. Us...

Beginner 👁 18 Sep 7, 2026

0X00000225

Fix ERROR_INSTRUCTION_MISALIGNMENT (0x225) on Windows 10/11

Instruction misalignment error usually means a driver or app compiled for ARM64 is running on x86. F...

Intermediate 👁 19 Sep 7, 2026

0XC00000EE

Fix STATUS_LOGON_SESSION_EXISTS (0XC00000EE) in Windows

This error stops remote desktop or service logons when a session name already exists. Clear the stal...

Intermediate 👁 23 Sep 7, 2026

0XC0000076

Fix STATUS_INVALID_SUB_AUTHORITY (0xC0000076) in Windows

0xC0000076 is a rare Windows error tied to invalid security identifiers in the registry or services....

Intermediate 👁 26 Sep 7, 2026

0X000035E9

Fix Windows VPN Error 0x35E9: IKE Auth Credentials Unacceptable

Windows VPN fails with 0x35E9 when IKE authentication credentials are wrong, often after a password ...

Intermediate 👁 16 Sep 7, 2026

0XC00D2742

Windows Media Center DRM Backup Error 0XC00D2742: Fixed

Sees this when DRM licenses are already in the backup folder. Clear it or use a different location. ...

Intermediate 👁 18 Sep 7, 2026

0X80100002

SCARD_E_CANCELLED 0X80100002 Fix: Smart Card Canceled

SCARD_E_CANCELLED means your smart card operation got yanked by an SCardCancel call. Usually a drive...

Intermediate 👁 17 Sep 6, 2026

0X80110430

Fix COMADMIN_E_REGISTERTLB 0X80110430 TypeLib Registration Error

This error stops COM+ components from registering their type libraries, often after a failed install...

Intermediate 👁 16 Sep 6, 2026