Network & Connectivity

0XC000020D

STATUS_CONNECTION_RESET (0XC000020D) – Fix the reset connection error

A transport connection got reset mid-session. Usually caused by firewall rules, antivirus, or stale ...

Intermediate 👁 71 May 26, 2026

0XC0230011

Fix STATUS_NDIS_ADAPTER_NOT_READY (0XC0230011) in Minutes

This error means your network adapter isn't initialized yet—common after sleep or driver updates. He...

Beginner 👁 39 May 26, 2026

0X00002139

Fix ERROR_DS_SENSITIVE_GROUP_VIOLATION (0X00002139)

Active Directory won't let you modify admin group membership even as a domain admin. The fix is to t...

Intermediate 👁 24 May 26, 2026

Fix 'Windows Can’t Find a Driver for This Network Adapter' After Update

When Windows can't find a driver for your network adapter after a feature update, here's the real fi...

Intermediate 👁 29 May 26, 2026

0X00002740

Fix WSAEADDRINUSE 0X00002740 – port already in use

WSAEADDRINUSE means the port you're trying to bind to is already taken by another process. Here's ho...

Intermediate 👁 46 May 26, 2026

0XC00D11DB

Fix NS_E_WMP_DRM_NO_SECURE_CLOCK (0XC00D11DB) Sync Error

Your device's clock is out of sync with DRM servers, blocking media sync. We'll walk through fixes s...

Beginner 👁 21 May 26, 2026

0X80130003

Fix STATUS_CLUSTER_NETWORK_ALREADY_ONLINE (0x80130003) fast

Your cluster network's already online, so Windows won't let you set it again. Here's how to clear th...

Intermediate 👁 27 May 26, 2026

Wi-Fi keeps dropping on Windows 11 – real fixes that work

Windows 11 Wi-Fi dropping every few minutes? Here's the fix order that actually works, from a 30-sec...

Beginner 👁 31 May 26, 2026

0X00000042

Fix ERROR_BAD_DEV_TYPE (0X00000042) – network resource type wrong

This error shows when Windows can’t find the right network resource type. Usually from a printer or ...

Intermediate 👁 30 May 26, 2026

0X80010007

Fix RPC_E_SERVER_DIED (0X80010007) When Copying or Pasting

This error hits when OLE or RPC servers crash. The quickest fix? Restart the RPC service and clear t...

Beginner 👁 24 May 26, 2026

0X800401FD

Fix CO_E_OBJNOTCONNECTED (0X800401FD) in COM/DCOM apps

COM object lost connection to the server. Usually a stale interface pointer or network/authenticatio...

Intermediate 👁 37 May 26, 2026

0XC0020040

Fix RPC_NT_INVALID_NAF_ID (0XC0020040) in Windows

This error means RPC can't find a valid network address family. Usually a corrupted RPC config or IP...

Intermediate 👁 24 May 26, 2026

0X00000427

Fix 0X00000427: Service Can't Connect to Service Controller

Happens when a Windows service tries to start but can't reach the Service Control Manager. Usually a...

Intermediate 👁 24 May 26, 2026

0XC00D11E1

Fix NS_E_WMP_IMAPI2_ERASE_DEVICE_BUSY (0XC00D11E1) in Windows Media Player

Windows Media Player can't erase a rewritable disc because the drive is locked by another process. C...

Beginner 👁 39 May 26, 2026

0X00000254

Fix ERROR_LOST_WRITEBEHIND_DATA (0x254) Delayed Write Failed

That scary 'Delayed Write Failed' error means Windows couldn't save data to a drive. Usually it's a ...

Intermediate 👁 28 May 26, 2026

0X00002595

DNS Zone Shutdown Error 0X00002595: Fix It Now

DNS zone won't load because it's shut down. Quick fix: restart the DNS service or re-enable the zone...

Intermediate 👁 30 May 26, 2026

Your DNS Server Might Be Unavailable: Quick Fix

This error pops up when Windows can't reach a DNS server. Usually it's a bad setting or a temporary ...

Beginner 👁 27 May 26, 2026

0X00002617

Fix AXFR (0X00002617) DNS Zone Transfer Complete Error

DNS zone transfer shows AXFR complete with no data. This usually means the secondary DNS server isn'...

Intermediate 👁 29 May 26, 2026

0X400D005E

NS_I_KILL_CONNECTION (0X400D005E): NetShow Admin Aborted Connection

Windows Media Services kills an old client connection when a new one with the same ID appears. This ...

Intermediate 👁 56 May 26, 2026

0X00002331

DNS_ERROR_RCODE_NOTAUTH 0x00002331 Fix — DNS not authoritative

This error means your DNS server got a request for a zone it doesn't own. Usually a delegation issue...

Intermediate 👁 40 May 26, 2026

Wi-Fi keeps dropping on Windows 10/11 – Real fix

Your Wi-Fi disconnects randomly, especially after sleep or moving between access points. The root ca...

Intermediate 👁 35 May 26, 2026

0X00002560

DNS server stops loading zones with error 0x00002560

That error means the DNS server hit a bad record while loading zones. You'll need to find and fix or...

Intermediate 👁 29 May 26, 2026

WiFi keeps disconnecting on Windows 11 and 10

WiFi dropping repeatedly? Usually a power saving setting or driver issue. Here's how to stop it for ...

Beginner 👁 46 May 26, 2026

WiFi Connected But No Internet? Here's the Real Fix

Your laptop says WiFi is connected but nothing loads. It's usually a DNS or gateway glitch. Here's h...

Beginner 👁 62 May 26, 2026