Windows Errors

Blue screens, error codes, system crashes and Windows update issues.

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0XC0000078

STATUS_INVALID_SID (0xC0000078) – Fix Corrupt Security Identifiers on Windows

This NT status error means Windows found a malformed SID. It usually pops up during login, software ...

Intermediate 9 views May 28, 2026
0X0000215A

Active Directory 0X0000215A: Source Object Must Be Group or User

Getting ERROR_DS_SRC_OBJ_NOT_GROUP_OR_USER in AD? Means you're trying to move or link something that...

Intermediate 8 views May 28, 2026
0X0000047E

ERROR_OLD_WIN_VERSION (0X0000047E): Old Windows fix

This error hits when an app needs a newer Windows version than you're running. Usually Windows 7 or ...

Beginner 12 views May 28, 2026
0XC0000030

Fixing STATUS_INVALID_PARAMETER_MIX (0xC0000030) – the real fix

This error means Windows got a mix of incompatible parameters, often from a corrupted driver or bad ...

Intermediate 8 views May 28, 2026
0X0000006E

Fix ERROR_OPEN_FAILED 0X0000006E on Windows

This error means Windows can't open a device or file. The culprit is almost always a corrupted drive...

Intermediate 9 views May 28, 2026
0XC00D0018

NS_E_FILE_WRITE (0XC00D0018) – Can’t write to file

You get this error when Windows Media Player or another app can’t save a file. Usually it’s a permis...

Beginner 9 views May 28, 2026
0XC00000E0

STATUS_DOMAIN_EXISTS (0XC00000E0) – Domain Already Exists Fix

You get this when trying to join a domain that's already recorded in AD or cached locally. Two simpl...

Intermediate 7 views May 28, 2026
0X00002074

Fix ERROR_DS_NO_REQUESTED_ATTS_FOUND (0X00002074)

This Active Directory error pops up when LDAP queries ask for missing attributes. We'll fix it fast,...

Beginner 8 views May 28, 2026
0XC00D2730

NS_E_DRM_UNABLE_TO_CREATE_LICENSE_OBJECT (0XC00D2730) Fix

This error pops up when Windows Media Player can't save a DRM license for a song or video. Usually i...

Beginner 9 views May 28, 2026
0XC01E0003

STATUS_GRAPHICS_ADAPTER_WAS_RESET (0xC01E0003) – Fix Guide

This error pops up when your GPU driver crashes and resets mid-operation. Common with overclocking, ...

Intermediate 12 views May 28, 2026
0XC00D32CD

Fix NS_E_TABLE_KEY_NOT_FOUND (0XC00D32CD) in Windows Media Player

Windows Media Player throws this when it can't find a database record. The fix is usually clearing t...

Intermediate 17 views May 28, 2026
0X0000091E

0X0000091E: Device Name List Invalid — Quick Fix

This error means Windows can't load a device's name list from the registry, usually from a corrupted...

Intermediate 8 views May 28, 2026
0XC0000029

STATUS_INVALID_UNWIND_TARGET 0xC0000029 Fix

This bug check or crash happens during structured exception handling when the unwind target address ...

Intermediate 10 views May 28, 2026
0X00000555

ERROR_BAD_LOGON_SESSION_STATE (0X00000555) Fix

This error means Windows sees your login session as broken. The fix is clearing cached credentials a...

Intermediate 9 views May 28, 2026
0X00002160

Fix Active Directory Replication Error 0x00002160

This error shows up during AD replication when one domain controller has a newer schema version than...

Intermediate 11 views May 28, 2026
0XC00D0045

NS_E_STRIDE_REFUSED (0XC00D0045) Fix: Fast Forward/Rewind Blocked

Windows Media Player or apps like Netflix throw this when the video file or stream refuses seek comm...

Intermediate 13 views May 28, 2026
0X0000066C

Fix ERROR_INSTALL_TRANSFORM_REJECTED (0x0000066C)

Windows blocks the MSI transform file (MST) via Software Restriction Policy. Quick fix: whitelist th...

Intermediate 9 views May 28, 2026
0XC00D1B76

Fix CLSID 0XC00D1B76: Invalid plug-in in Windows Media Player

This error means Windows Media Player can't load a required plug-in. It's usually a corrupted codec ...

Intermediate 16 views May 28, 2026
0XC000036E

STATUS_SYSTEM_HIVE_TOO_LARGE (0xC000036E) Fix

Your system registry hive grew past ~2 GB, blocking boot. Here's the quick fix and how to prevent it...

Intermediate 10 views May 28, 2026
0X00002119

ERROR_DS_NAME_ERROR_DOMAIN_ONLY (0X00002119) Fix: Domain Found but No Object

This error means Active Directory name translation resolved the domain but couldn't find the specifi...

Intermediate 7 views May 28, 2026
0X80020010

DISP_E_BADCALLEE (0x80020010): Why COM Calls Fail and How to Fix It

DISP_E_BADCALLEE means a COM object's method call failed because the callee (the object) isn't in a ...

Intermediate 9 views May 28, 2026
0XC00D1BD5

Fix DRM Profile Not Found Error 0XC00D1BD5 in Windows Media Player

This error pops up when Windows Media Player can't load your DRM profile. We'll fix it by resetting ...

Beginner 12 views May 28, 2026
0X000004F9

Callback gave invalid data? Here's why and how to fix it

This error fires when an app's callback function sends bad data to Windows. Usually a driver or outd...

Intermediate 9 views May 28, 2026
0X000021C8

Fix 0X000021C8: Duplicate UPN in Active Directory Forest

This error pops up when two users or computers in your AD forest share the same UPN. Here's how to f...

Intermediate 7 views May 28, 2026