Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Nginx 'Permission Denied' Upstream Errors

When Nginx logs permission denied while connecting to an upstream (e.g., a Unix sock...

Fix Docker Compose 'Port Already Allocated' for MySQL

You run docker compose up and get an error like Error: Port 3306 is already al...

Fix Windows Update Error 0x80070002 After Update
After a Windows Update, you may see error 0x80070002. This usually means the system can't fin...

Fix Git Clone Connection Timed Out After 30 Seconds
When you run git clone and see connection timed out after 30 seconds, i...

Chrome Extensions Not Loading: Common Causes and Fixes
You open Chrome and notice your extensions are missing from the toolbar, or they appear greyed ou...

Fix Chrome Status Access Violation Registry Error
You open Chrome and see an error like STATUS_ACCESS_VIOLATION or a crash with that c...


    Issue queue
Sitemap
Fix Windows 11 Installation Assistant Stuck at 99%
Node Version Downgrade Guide
Firefox Secure Connection Failed Date Time Error Fix
Recover Detached HEAD Commits and Merge to Master
Troubleshooting npm Permission Errors in VS Code
Common Git LFS Push Failures and How to Fix
How to Disable Chrome Extensions to Free Up Memory
Git Merge Refusing Unrelated Histories Fix
How to Fix Windows Security Not Starting on Windows 11
How to Fix Chrome Sync for Family Link Managed Accounts
Bluetooth Support Service Stopped Windows 11
Why Your Nginx Config Test Fails
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities