Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Update Git SSL Certificates to Fix 'unable to get local issuer'

If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...

Fix Windows Update Service Not Running in Event Viewer
You open Event Viewer to check for errors after a failed Windows Update, and you see an event sta...

Fix Nginx 502 Bad Gateway on Docker Ubuntu
You're running Nginx as a reverse proxy inside Docker on Ubuntu, and suddenly you see

Fix Windows Defender Real-Time Protection Stuck Off in Windows 11
You open Windows Security, see real-time protection is off, click the toggle, and it turns back o...

Fix Windows Cannot Access Shared Folder: Advanced Sharing Settings
You try to open a shared folder from another PC on your network, but Windows shows an error: "...

Fix net::ERR_CERT_AUTHORITY_INVALID on Chrome in Linux Terminal
When you see net::ERR_CERT_AUTHORITY_INVALID in Chrome on Linux, it usually means th...


    Issue queue
Sitemap
Docker Container Exits Immediately: Network Troubleshooting
Ubuntu Docker Volume Permission Fix
Resolve Chrome Access Violation at Launch
Windows Security App Not Working After Reset? Try These Fixes
Fix Windows Defender Real-Time Protection Stuck on Turning Off
React App Build Fails with Out of Memory Error – Fix
Chrome Won't Open After Update: Step-by-Step Fix
Git SSL Error: Unable to Get Local Issuer Certificate
How to Resolve Chrome Black Screen When Hardware Acceleration Is Off
Troubleshoot Windows 11 Assistant Hanging at 99%
VS Code Debugger Ignores Express Breakpoints
Fix 'Port Already Allocated' Error in Docker Compose on Windows
Desk note

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