Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Git 'index.lock' File Exists Error in IntelliJ

If you see an error like fatal: Unable to create 'project/.git/index.lock': File ex...

Fix Cloudflare SSL Full Strict Error 526
If you see error 526 in your browser when using Cloudflare with SSL set to Full (Strict), it mean...

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 Windows Defender Real-Time Protection Permission Denied
When you try to turn on or off Windows Defender real-time protection, you might see a "Permis...

Fix DNS Probe Finished NXDOMAIN After Changing DNS
After updating your DNS settings—perhaps to use Google Public DNS or Cloudflare—you might see the...

Fix VSCode Git Authentication Failed: Permission Denied
If you see 'Git authentication failed' or 'permission denied' when pushing or pul...


    Issue queue
Sitemap
Fix Chrome Extensions Not Loading Due to Sync Issues
Nginx Redirect Loop Troubleshooting
Fix 'pip externally managed environment' Error on Python 3.11
Fix 'Permission Denied' for Yarn in VS Code Terminal
Python JSON Decode Error: Unicode Troubleshooting Guide
Fix pnpm install ETIMEDOUT Errors: Network & Config Checks
Avoid npm EACCES Errors with Custom Prefix
Fix Windows Explorer Restarting After Crash
Fix Chrome Black Screen on Mac: Hardware Acceleration Issue
VS Code Git Integration Not Detecting Edits
How to Debug Python Package Conflicts in Docker
Cloudflare Error 522 Troubleshooting Guide
Desk note

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