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 Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Git SSL Certificate Problem: Unable to Get Local Issuer
You run git clone https://example.com/repo.git and get:
fatal: unable to acc...

How to Reset Taskbar Icons in Windows 11: 4 Methods
If your Windows 11 taskbar icons are missing, showing generic file icons, or acting strangely, th...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer
When you run git clone or git pull and see an error like "S...

Fix Docker Container 'No Space Left on Device' Error
You try to write a file inside a running Docker container and get no space left on device

Fix Git SSL Certificate Problem on Windows: Unable to Get Local Issuer
If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...


    Issue queue
Sitemap
Troubleshooting Node Sass Compilation Errors
Passing Env Vars to Docker Compose Services
Troubleshoot ERR_CONNECTION_RESET from Chrome Extensions
How to Avoid index.lock File in Git
How to Fix Windows Update Service Not Running
Reduce Chrome Memory Consumption: Troubleshooting Guide
How to Resolve SSL Errors After Changing Cloudflare SSL Mode
Windows Shared Folder Access Fix Checklist
How to Restore VS Code Terminal After an Update
Fix Nginx 502 Bad Gateway with Docker Multiple Containers
Dart/Flutter IntelliSense Not Working in VSCode: Fixes
Fix Git 'index.lock' File Exists Error in IntelliJ
Desk note

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