Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Windows Update Error 0x80070005: Cannot Install Updates

You try to install Windows updates but get error 0x80070005 with the message "Cannot install ...

Fix 'port already allocated' for Nginx in Docker Compose

You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...

Docker Container Exits Immediately After Start: Network Fixes

You start a Docker container and it exits right away. The container logs show no errors, or the e...

Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue

You're browsing in Chrome and see a full-page warning: Your connection is not private...

Fix Chrome Certificate Error: Invalid Authority SSL Certificate
If Chrome shows 'Your connection is not private' with 'NET::ERR_CERT_AUTHORITY_INVALI...

Fix Git 'index.lock file exists' Error
If you see fatal: Unable to create 'path/.git/index.lock': File exists. when...

Issue queue
Sitemap
How to Fix Chrome STATUS_ACCESS_VIOLATION Error
Docker Compose Port Binding Error Fix
Troubleshooting Windows Cannot Access Network Share
Windows Security App Won't Open in Windows 11
How to Enable IntelliSense in VS Code Remote SSH
Resolve npm Build Failures from Missing Packages
Troubleshoot Windows Cannot Access Network Share
Fix VS Code Breakpoints Not Working in SSH/Container
How to Generate package.json with npm init
Fix Bluetooth Problems in Windows 11
Mac Edge Sync Setup: Turning On and Troubleshooting
Fix Cloudflare 521 Error: Step-by-Step
Desk note

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