Database Errors

0X000010D9

0X000010D9: Database Read/Write Failure Fix

This error pops up when Windows or an app can't read or write to a database file. Usually it's a per...

Intermediate 👁 36 May 26, 2026

0X000010DA

Fix ERROR_DATABASE_FULL 0X000010DA on SQL Server

Your database hit its max size limit. We'll clear space or expand it so your app works again....

Intermediate 👁 40 May 26, 2026

SQL Server: Database in Recovery Pending

SQL Server 'Database in Recovery Pending' Fix Guide

Your database got stuck in 'Recovery Pending' after a crash or disk full. Here's the real fix, from ...

Intermediate 👁 58 May 25, 2026

2006

MySQL 2006: MySQL server has gone away fix

MySQL throws 2006 when the server closes the connection mid-query. Usually from timeout, oversized p...

Intermediate 👁 65 May 25, 2026

18456

SQL Server Login Failed for User – Quick Fix & Causes

Error 18456 means SQL Server won't let you in. I'll show you the fastest fix and why it happens, plu...

Intermediate 👁 90 May 25, 2026

ERROR 1146 (42S02): Table 'db.table' doesn't exist

Fix MySQL 'Table doesn't exist' Error for Good

MySQL says your table doesn't exist, but you know it's there. Here's the real fix: check the table d...

Intermediate 👁 38 May 25, 2026

Database 'tempdb' is in emergency mode

Fixing 'Database 'tempdb' is in emergency mode' in SQL Server

This error hits when tempdb gets stuck in emergency mode after a crash or disk issue. I've seen it o...

Intermediate 👁 44 May 25, 2026

18456

MS SQL Error 18456: Fix Login Failed in 3 Steps

SQL Server won't let you log in? Error 18456 usually means a password or permission issue. Here's th...

Intermediate 👁 121 May 25, 2026

2627

Fix 'Cannot insert duplicate key' in SQL Server fast

Getting error 2627 when trying to insert or update data in SQL Server? Here's how to spot and stop d...

Intermediate 👁 46 May 25, 2026

Fix 'Database Errors' in Google Search Results

Database errors in Google SERPs mean the site's database connection failed. Here's how to fix it fas...

Intermediate 👁 49 May 25, 2026

9001

Fix SQL Server Error 9001: Database log is full

The database log is full—here's how to free space and stop it from happening again. No fluff....

Intermediate 👁 111 May 25, 2026

Cannot truncate table because it is being referenced by a FOREIGN KEY constraint

Fixing 'Cannot truncate table because it is being referenced by a FOREIGN KEY'

You tried to TRUNCATE a parent table with child tables referencing it via a foreign key. SQL Server ...

Intermediate 👁 70 May 25, 2026

Fix MongoDB 'Operation exceeded time limit' on aggregations

MongoDB kills aggregation queries that run over 30 seconds. Here's the real fix and why it works....

Intermediate 👁 56 May 25, 2026

SQLSTATE[HY000] [2002]

That Database Connection Error After a Server Move

The connection string in your config file still points at the old server. Fix that, clear the cache,...

Beginner 👁 39 May 25, 2026

FATAL: remaining connection slots are reserved for non-replication superuser con

Fix PostgreSQL 'FATAL: remaining connection slots are reserved' Error

Your app exhausted all available database connections. The quick fix is killing idle connections. He...

Intermediate 👁 41 May 25, 2026

ERROR 1045 (28000): Access denied for user

Fix MySQL Error 1045: Access Denied for User

MySQL error 1045 means your username or password is wrong, or the user doesn't have access from your...

Intermediate 👁 47 May 25, 2026

1292

Fixing MySQL 'Error 1292: Truncated incorrect DOUBLE value'

MySQL 1292 appears when comparing a string column to a number. The fix is to cast the string column ...

Intermediate 👁 110 May 25, 2026

FATAL: password authentication failed for user

Fix PostgreSQL FATAL password authentication failed

This error occurs when PostgreSQL rejects the password for a user. Common causes include incorrect c...

Intermediate 👁 51 May 25, 2026

FATAL: password authentication failed for user

Fix PostgreSQL FATAL: password authentication failed

This error occurs when PostgreSQL rejects a user's password. Common causes include wrong password, m...

Intermediate 👁 60 May 25, 2026

18456

Fix SQL Server Error 18456: Login Failed for User

SQL Server error 18456 occurs when a login attempt fails due to invalid credentials, disabled accoun...

Intermediate 👁 52 May 25, 2026

FATAL: password authentication failed

Fix PostgreSQL FATAL: password authentication failed

This error occurs when PostgreSQL rejects the password for a user during login. It is commonly due t...

Intermediate 👁 82 May 25, 2026

1045

Fix MySQL ERROR 1045 Access Denied for User

MySQL error 1045 occurs when a user provides incorrect credentials or lacks host access. This guide ...

Intermediate 👁 114 May 25, 2026

1045

Fix MySQL ERROR 1045 Access Denied

MySQL ERROR 1045 occurs when authentication fails due to incorrect credentials, host restrictions, o...

Intermediate 👁 102 May 25, 2026