Windows Errors

0X00000574

Fix ERROR_WRONG_TARGET_NAME (0x574) Logon Failure Fast

ERROR_WRONG_TARGET_NAME means the account name your machine is sending doesn't match what Windows ex...

Intermediate 👁 19 6d ago

0X8009480B

CERTSRV_E_SIGNATURE_REJECTED 0x8009480B: Fix Required Policy Errors

Cert request rejected because the signature is missing required application or issuance policies. He...

Intermediate 👁 20 6d ago

0X0000057C

ERROR_INVALID_HOOK_HANDLE (0x57C): Fix It Fast

That 0x57C code means a program tried to use a Windows hook handle that's already dead or was never ...

Intermediate 👁 30 6d ago

0XC00D102D

NS_E_WMP_PNG_UNSUPPORTED_BAD_CRC (0XC00D102D): Fix Bad CRC in PNG Files

Windows Media Player and apps using WMP components throw 0XC00D102D when a PNG has a corrupted CRC. ...

Intermediate 👁 12 6d ago

0X800F021A

SPAPI_E_NO_DEFAULT_DEVICE_INTERFACE (0x800F021A): Real Fix

0x800F021A means Windows can't find a default device interface for a driver install. Here's the fix ...

Intermediate 👁 15 6d ago

0XC00D002B

NS_E_INVALID_REQUEST 0XC00D002B: Real Fixes That Work

That cryptic 0xC00D002B error usually means Windows Media Player or a streaming app choked on a DRM ...

Intermediate 👁 15 6d ago

0X0000091F

Fix 0X0000091F: Invalid Queue Priority in Windows

0X0000091F means a driver handed Windows a thread priority it can't use. Usually a flaky audio, GPU,...

Advanced 👁 18 6d ago

0X80284005

Fix TBS_E_INSUFFICIENT_BUFFER (0x80284005) on Windows

TBS_E_INSUFFICIENT_BUFFER (0x80284005) hits when a program asks the TPM Base Services for data and g...

Intermediate 👁 16 Sep 18, 2026

0X00000584

ERROR_CLASS_HAS_WINDOWS (0x584): Fix When a Window Class Has Open Windows

ERROR_CLASS_HAS_WINDOWS means you tried to unregister a window class while a window using it is stil...

Intermediate 👁 15 Sep 18, 2026

0X000021C2

Fix ERROR_DS_HIGH_DSA_VERSION (0x21C2) — Can't Lower Domain Functional Level

You're trying to lower a domain or forest functional level and Windows Server refuses with 0x21C2. H...

Intermediate 👁 11 Sep 18, 2026

0X8009302E

Fix OSS_CANT_CLOSE_TRACE_FILE (0X8009302E) on Windows

OSS ASN can't close its trace file when antivirus or a permissions glitch locks the folder. Fix the ...

Intermediate 👁 18 Sep 18, 2026

0XC01D0007

Fix 0XC01D0007: Monitor Invalid User Friendly MONDSC Block

That blue screen hits when Windows can't read your monitor's display data. Here's the fix, from quic...

Intermediate 👁 14 Sep 18, 2026

0XC0262106

ERROR_GRAPHICS_ALLOCATION_INVALID 0xC0262106 Fix

You're seeing 0xC0262106 because the GPU memory manager rejected an allocation request. Here's the f...

Intermediate 👁 25 Sep 18, 2026

0X80320009

Fix 0x80320009: FWP_E_ALREADY_EXISTS Windows Firewall Error

That 0x80320009 error means a firewall rule with the same GUID or LUID already exists. Here's how to...

Intermediate 👁 23 Sep 18, 2026

0X00001068

WMI 0x00001068 Fix: Data Provider Not Recognized

The passed data was not recognized by a WMI provider usually means a corrupted WMI repository or a b...

Intermediate 👁 20 Sep 18, 2026

0XC01E0115

STATUS_GRAPHICS_WRONG_ALLOCATION_DEVICE (0xC01E0115) Fix

0xC01E0115 means a graphics driver handed an allocation to the wrong GPU. Usually triggers right aft...

Intermediate 👁 16 Sep 18, 2026

0XC0000384

STATUS_SMARTCARD_NO_KEY_CONTAINER (0XC0000384): Fix Missing Key Container

Smart card login fails with 0xC0000384 because Windows can't find the key container. Fix it by re-re...

Intermediate 👁 21 Sep 18, 2026

0X000019EA

ERROR_LOG_EPHEMERAL 0x19EA: Fix Ephemeral Log Errors Fast

This error fires when a kernel or transaction log is marked ephemeral but something writes to it lik...

Intermediate 👁 12 Sep 18, 2026

0X000005B3

ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION (0x5B3) Fix

Error 0x5B3 means your process is running in a non-interactive window station. Services, scheduled t...

Intermediate 👁 23 Sep 18, 2026

0X8004016F

Fix CS_E_INTERNAL_ERROR 0X8004016F in Active Directory

0X8004016F means the Group Policy engine can't read its software installation data in Active Directo...

Intermediate 👁 35 Sep 18, 2026

0X00000BBC

ERROR_SPL_NO_ADDJOB (0X00000BBC) — Fix the Print Spooler Trap

That 0x00000BBC spooler error means a printing app wrote to the spooler without calling AddJob first...

Intermediate 👁 22 Sep 17, 2026

0X00003AA7

Fix ERROR_EVT_FILTER_NOTELTSET 0x3AA7 in Windows Event Log Queries

ERROR_EVT_FILTER_NOTELTSET means your XPath query hit a function like Band() or timediff() where an ...

Intermediate 👁 19 Sep 17, 2026

0X800F0201

SPAPI_E_CLASS_MISMATCH 0x800F0201: Fix INF Class Mismatch Fast

0x800F0201 means you're forcing a driver into the wrong setup class. The INF doesn't match the devic...

Intermediate 👁 31 Sep 17, 2026

0X00000A8A

0X00000A8A: This Windows Cannot Be Joined to a Domain - Real Fix

Got 0X00000A8A joining a PC to your domain? You're on Windows Home. It can't join domains, period. H...

Beginner 👁 12 Sep 17, 2026