Windows Errors

0X000020C1

Fix ERROR_DS_EXISTS_IN_MUST_HAVE (0X000020C1) in Active Directory

Can't delete a schema attribute because it's still in another class's Must-Contain list. Here's how ...

Advanced 👁 37 May 28, 2026

0X80010140

Fix CO_E_CANCEL_DISABLED (0x80010140) on Windows

Tired of this COM error stopping your app? Here's the direct fix and why it works. No fluff....

Intermediate 👁 36 May 28, 2026

0X80093010

OSS_TOO_LONG (0X80093010) — OSS ASN encoding error fix

This error means an ASN.1 structure you're processing is too long for the decoder. The fix is usuall...

Intermediate 👁 36 May 28, 2026

0XC01E0583

STATUS_GRAPHICS_I2C_ERROR_RECEIVING_DATA (0XC01E0583) Fix

This error pops up when Windows can't read data from a monitor or GPU over the I2C bus. It's common ...

Intermediate 👁 39 May 28, 2026

0X000002FD

ERROR_WAIT_FOR_OPLOCK 0X000002FD fix: blocked SMB file ops

This error means an app or driver is stuck waiting on an oplock (opportunistic lock) in SMB. Usually...

Intermediate 👁 29 May 28, 2026

0X8028004B

Fix TPM_E_DELEGATE_LOCK (0X8028004B) – Delegate Admin Locked

Your TPM's delegate admin is locked — usually from failed PIN attempts or bad BIOS settings. Start w...

Intermediate 👁 46 May 28, 2026

0XC023001D

STATUS_NDIS_ALREADY_MAPPED (0XC023001D) – Quick Fix for a Stale Network Map

You're getting this when Windows can't remap a network drive because the old connection's still hang...

Beginner 👁 43 May 28, 2026

0X8011040C

Fix COMADMIN_E_ROLEEXISTS (0X8011040C) – Role Already Exists

COM+ role creation fails because the role name already exists in the COM+ application. The fix is to...

Intermediate 👁 37 May 28, 2026

0X000007E5

Fix ERROR_COLORSPACE_MISMATCH 0x000007E5: Color Space Fix

This error usually means your app or driver is trying to use a mismatched color profile. Simple fix:...

Beginner 👁 48 May 28, 2026

0XC00D006C

NS_E_NO_REFERENCES (0xC00D006C) Fix: ASX File Has No Reference URLs

Windows Media Player throws this when an ASX playlist has zero <REF> tags. The fix: rewrite or rebui...

Beginner 👁 43 May 28, 2026

0XC0000720

0XC0000720: Threadpool Callback Left Background Priorities Set

A worker thread in Windows threadpool finished a callback but didn't restore original priority setti...

Intermediate 👁 43 May 28, 2026

0X8004020A

Fix EVENT_E_MISSING_EVENTCLASS (0X8004020A) Fast

This error means Windows can't save a subscription because the event class doesn't exist. I'll show ...

Intermediate 👁 30 May 28, 2026

0XC01E0584

STATUS_GRAPHICS_DDCCI_VCP_NOT_SUPPORTED (0xC01E0584) Fix

Your monitor doesn't support the VCP code you're trying to use. This is a firmware-level limitation ...

Intermediate 👁 45 May 28, 2026

0X8004D110

XACT_E_LU_RECOVERY_MISMATCH (0X8004D110) Fix

MSDTC recovery mismatch error. Usually happens after a cluster failover or a service restart. Fix it...

Intermediate 👁 49 May 28, 2026

0XC00D1B7E

NS_E_NOTARCHIVING (0XC00D1B7E) fix for Windows Media Encoder

This error hits when Windows Media Encoder won't archive a stream. It's almost always a destination ...

Beginner 👁 43 May 28, 2026

0X8031000C

FVE_E_AD_INVALID_DATASIZE (0X8031000C) – Fix BitLocker AD sync error

Active Directory BitLocker recovery data is corrupted or wrong size. Usually a one-off sync glitch o...

Intermediate 👁 36 May 28, 2026

0X80280022

TPM_E_INVALID_AUTHHANDLE (0x80280022) — Fix the Invalid Handle

TPM throws this when a program tries to use a stale or wrong authentication handle. The fix is usual...

Intermediate 👁 42 May 28, 2026

0X80280002

TPM_E_BADINDEX (0X80280002) - PCR index error fix

Fix the TPM PCR index error when your system won't boot or BitLocker fails. Real trigger: after a BI...

Intermediate 👁 37 May 28, 2026

0X0000057F

Fix ERROR_CANNOT_FIND_WND_CLASS (0x0000057F) in legacy apps

This 0x57F error means a program tried to use a window class that doesn't exist. Happens with old so...

Intermediate 👁 37 May 28, 2026

0X00003601

Fix ERROR_IPSEC_IKE_NO_POLICY (0X00003601) on Windows

This error means the IPsec policy is missing or corrupt. Here's how to fix it fast without wasting t...

Intermediate 👁 40 May 28, 2026

0X000007DB

Fix 0X000007DB: Invalid Color Profile Error on Windows 10/11

This error pops up when Windows can't load a corrupt or wrong color profile. We'll delete the bad pr...

Intermediate 👁 27 May 28, 2026

0X4015000D

STATUS_SXS_RELEASE_ACTIVATION_CONTEXT (0X4015000D) Fix

This kernel-mode error usually means a driver or app is mishandling activation contexts. The fix is ...

Intermediate 👁 31 May 28, 2026

0X000035EC

IPsec IKE General Processing Error 0x000035EC – Real Fix

Happens when Windows can't negotiate IPsec with a remote VPN server. Usually a certificate or policy...

Intermediate 👁 52 May 28, 2026

0XC00002F0

Fix STATUS_OBJECTID_NOT_FOUND (0XC00002F0) Error on Windows

An object ID is missing from the file system. Usually happens after moving or copying files between ...

Intermediate 👁 46 May 28, 2026