Database Errors

0X8004E002

Fix CONTEXT_E_ABORTED (0x8004E002) Transaction Abort Error

This error means a transaction tried to commit but got aborted. Usually COM+ or DTC timeouts. Here's...

Intermediate 👁 39 May 27, 2026

0X8004D00A

Fix XACT_E_NOENLIST (0x8004D00A) in 3 Steps

This error means your app can't join a DTC transaction. Start with a quick network check, then adjus...

Intermediate 👁 35 May 27, 2026

0X00001A2C

Fix ERROR_INVALID_TRANSACTION (0X00001A2C) in SQL Server & NTFS

This error means a transaction handle went stale. Almost always caused by a broken NTFS transaction ...

Intermediate 👁 36 May 27, 2026

0X00001AA5

0X00001AA5: Transaction manager already consistent

This error means the transactional resource manager already cleaned up. No recovery needed. Happens ...

Advanced 👁 29 May 27, 2026

FATAL: sorry, too many clients already

PostgreSQL 'too many clients' error — real cause and fix

Happens when you hit the max_connections limit. This is almost always a connection leak in your app,...

Intermediate 👁 59 May 27, 2026

0X0004D007

XACT_S_ALLNORETAIN (0x0004D007) — Transaction Aborted Cleanly

You see this in MSDTC logs when a distributed transaction is aborted without retaining durable resou...

Intermediate 👁 53 May 27, 2026

Connection closed. The connection was closed by the server.

Database Connection Lost: Fix the 'Already Closed' Error in SQL Server

This error pops up when SQL Server kills a connection due to timeout, firewall drops, or pool starva...

Intermediate 👁 65 May 27, 2026

0X00001A97

0X00001A97 (ERROR_OBJECT_NO_LONGER_EXISTS): Real Fixes for a Dead DB Object

The database object you're trying to use was deleted or invalidated mid-transaction. Three causes: s...

Intermediate 👁 34 May 27, 2026

0X000020D9

0X000020D9: Active Directory database corruption fix

This error appears when AD's NTDS database has corruption or insufficient disk space. The fix is an ...

Advanced 👁 41 May 27, 2026

0X00000A4C

Fix 0X00000A4C Remoteboot Database Backup Failure

This error means the Remoteboot (RPL) service can't back up its database. The culprit is almost alwa...

Intermediate 👁 35 May 27, 2026

0X8004D023

XACT_E_TIP_DISABLED (0x8004D023) Fix: Transaction Manager TIP Support

Transaction manager has disabled TIP support. Usually caused by registry key that disables the Trans...

Intermediate 👁 43 May 27, 2026

0X80190029

Fix STATUS_NO_TXF_METADATA (0X80190029) on SQL Server

Transaction metadata missing on a database file. Usually from a failed VSS backup or a corrupted NTF...

Intermediate 👁 46 May 27, 2026

0X8004D101

XACT_E_TOOMANY_ENLISTMENTS: Max Transaction Enlistments Hit

Your app hit the transaction enlistment cap—usually from looping DTC operations in SQL Server or MSD...

Intermediate 👁 51 May 27, 2026

0X0000055A

0X0000055A ERROR_RXACT_COMMIT_FAILURE Fix: Corrupt Security DB

This error means your Windows security database is corrupted. I'll show you how to repair it fast us...

Intermediate 👁 44 May 27, 2026

0XC0190046

Fix STATUS_TRANSACTION_FREEZE_IN_PROGRESS (0XC0190046) in Minutes

Your SQL transaction freeze is stuck in a loop. Here's how to break it out without restarting everyt...

Intermediate 👁 40 May 27, 2026

0X8032000E

Fix FWP_E_TXN_IN_PROGRESS 0X8032000E Error

This error fires when Windows Firewall blocks a call because you're inside an explicit transaction. ...

Intermediate 👁 48 May 27, 2026

1062

Mysql Error 1062: Duplicate Entry on Unique Key - Fix It Right

This error hits when you try to insert a row that violates a unique constraint. Here's why it happen...

Intermediate 👁 90 May 27, 2026

0XC0190019

STATUS_LOG_GROWTH_FAILED 0XC0190019: Log space creation failed

The transactional resource manager's log ran out of space during a growth attempt. Usually happens w...

Intermediate 👁 56 May 27, 2026

0XC0190017

STATUS_TRANSACTION_INVALID_MARSHALL_BUFFER (0XC0190017) Fix

This error hits when a transaction buffer is malformed, usually from a database sync or backup tool ...

Intermediate 👁 49 May 27, 2026

0X0000371B

Fix ERROR_SXS_TRANSACTION_CLOSURE_INCOMPLETE 0x0000371B

This error means Windows couldn't close a side-by-side assembly transaction cleanly. Usually caused ...

Intermediate 👁 46 May 27, 2026

ORA-01017

Fixing "ORA-01017: invalid username/password" in Oracle DB

Tired of seeing "ORA-01017: invalid username/password; logon denied"? Let's fix it fast. Nine times ...

Beginner 👁 85 May 27, 2026

0X00002103

Fix Active Directory Replication Error 0x00002103 (DS_DRA_DB_ERROR)

Quick answer: Restart the AD database service and repair the NTDS.dit file using ntdsutil. This erro...

Intermediate 👁 47 May 27, 2026

Cannot add foreign key constraint

MySQL 'Cannot add foreign key constraint' Error Fix

This error hits when creating or altering a table with a foreign key. It's almost always a mismatch ...

Intermediate 👁 46 May 27, 2026

timeout expired (0x00000427)

Database connection timeout on PostgreSQL with pgAdmin on macOS 14.4

PostgreSQL connection timeout on macOS 14.4 with pgAdmin 8.x. The fix is disabling IPv6 in the pg_hb...

Intermediate 👁 60 May 27, 2026