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 Explorer Restarting with SFC Scannow

If Windows Explorer keeps restarting on its own—your taskbar disappears and reappears, or File Ex...

Fix ERR_CERT_AUTHORITY_INVALID on Localhost

When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...

How to Fix 'fatal: refusing to merge unrelated histories' in Git

If you see fatal: refusing to merge unrelated histories when running git merge...

Fix Chrome Black Screen Flickering from Hardware Acceleration
If Chrome shows a black screen or flickers when watching videos, scrolling, or opening menus, har...

Fix Chrome Access Violation Error Caused by Antivirus
If Chrome suddenly shows an "access violation" error and crashes, your antivirus software...

Fixing Git Authentication Failed in VS Code
If you see "git authentication failed" when pulling, pushing, or cloning in VS Code, the ...


    Issue queue
Sitemap
Docker Nginx Configuration Test Troubleshooting
Fix Nginx 502 Bad Gateway with Docker Environment Variables
Windows 11 Not Detecting Bluetooth Device: How to Fix
DNS Probe Finished NXDOMAIN: Troubleshooting Checklist
How to Check Docker Disk Space Usage
Fix VS Code Git Authentication Failed Keychain Error
Fix Detached HEAD in Git and Switch Branches
Troubleshooting 0x80070002 Windows Update Error
Mac DNS_PROBE_FINISHED_NXDOMAIN Troubleshooting Guide
Fix DNS Probe Finished NXDOMAIN on Google DNS Setup
Stop Windows Security App from Crashing
Nginx Static File Permission Error Troubleshooting
Desk note

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