Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix 'Permission Denied' When Running pip install --user

When you run pip install --user somepackage and get a Permission denied...

Fix DNS Probe Finished NXDOMAIN Error on Mac

You're browsing on your Mac and suddenly a site won't load, showing the error DNS...

Cloudflare DNS Not Propagating for Subdomain: Fixes
You added a subdomain record in Cloudflare DNS, but it still resolves to the old IP or nothing at...

Fix Git 'index.lock file exists' Error
When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

How to Create a Docker Network If Not Found When you run a Docker container and get an error like network not found, it means th...

How to Fix Windows 11 Installation Assistant Stuck at 99% You're running the Windows 11 Installation Assistant, it reaches 99%, and then... nothing. Th...

Issue queue Sitemap VS Code Git Permission Denied Fix Git Large File Push Timeout Troubleshooting Firefox Secure Connection Failed Troubleshooting Steps How to Fix Docker Build Context Canceled Error Windows 11 Install Assistant Stuck at 99% Network Fix Fix Blank Terminal in VS Code Remote SSH Windows 11 Installation Assistant Hangs at 99% Fix How to Resolve Cloudflare 521 from Server Overload Fix Docker Pull Access Denied Error After Login Enable Docker Desktop to Start Automatically on Windows 11 How to Check Cloudflare DNS Propagation Status How to Avoid Memory Errors in Python with Large Files Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities