Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix npm run build Failure from Missing Env Variables

You run npm run build and get an error like Error: Missing required environmen...

Fix Docker Compose Environment Variable Not Set on Build
You've defined environment variables in your docker-compose.yml under envi...

Windows 11 Installation Assistant Stuck at 99% Disk Space
You’re running the Windows 11 Installation Assistant, it gets to 99%, and then sits there. The pr...

How to Fix Nginx Upstream Connection Refused on Port 80
When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

Fix Windows 11 WiFi Connected but No Internet After Sleep
You wake your Windows 11 PC from sleep, the WiFi icon shows connected, but you can't load any...

Resolving Python Dependency Conflicts Between Requirements Files
When your Python project uses multiple requirements files—for example, requirements/base.tx...


    Issue queue
Sitemap
Git Authentication Failed in VSCode: Quick Fix
How to Fix Node Engine Version Requirement Errors
How to Fix Chrome Status Access Violation on Windows 10
Fix Remote Desktop Error 0x80004005: Credential and Network Checks
Resolving Docker Volume Disk Full Error
Chrome ERR_CONNECTION_RESET: Extension Conflict Fix
Windows 11 WiFi No Internet After Network Reset
How to Enable Windows Defender Real-Time Protection via Registry
How to Fix npm Install Permission Denied on Mac
How to Fix WiFi Connected But No Internet on Windows 11
Fix Python Requests Hanging with Timeout
Reduce Chrome RAM Usage When Watching Videos
Desk note

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