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 502 Bad Gateway: Upstream Connection Refused

If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...

How to Fix Windows Remote Desktop Connection Failed Error

When you try to connect to a remote PC using Windows Remote Desktop (RDP) and get a “connection f...

Fix Git SSL Certificate Error: Unable to Get Local Issuer

If you see the error fatal: unable to access 'https://...': SSL certificate problem...

Fix Cloudflare SSL Full Strict Mixed Content Warning
You've enabled Cloudflare SSL/TLS encryption mode to Full (strict) and now see mixed content ...

Fix VS Code Source Control Not Detecting Changes on Ubuntu
If you're using VS Code on Ubuntu and the Source Control panel shows no changes even after ed...

Bluetooth Not Working After Windows 11 Update? Try These Fixes
After a Windows 11 update, you might find Bluetooth missing, devices not pairing, or intermittent...


    Issue queue
Sitemap
How to Restart Windows Update Service from Event Viewer
Fix VS Code Source Control Not Detecting Changes on Ubuntu
Windows Git Error: Remote Origin Already Exists – Fix
Fix Node Version Incompatibility with Package
Quick Fixes for ERR_CONNECTION_RESET in Chrome Mobile
Git Merge Conflict: Check Differences Between Branches
How to Fix Port Already Allocated in Docker Compose
How to Fix Windows Update Error 0x80070002 in Windows 11
Python MemoryError Large File Windows Fix
Fixing Windows Update Error 0x80070005 and SFC Scan Issues
Resolve 'Missing Semicolon' in Nginx Config Test
Fix Windows Security App Not Working
Desk note

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