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' Error in VS Code

If you see the error 'fatal: Unable to create 'path/.git/index.lock': File exists'...

Using nvm to Switch Node Version for a Specific Package

You might find that a package fails to install or run because it requires a specific Node.js vers...

Fix Remote Desktop Connection Failed Due to Network Level Authentication

You try to connect to a remote PC via Remote Desktop and get an error: "Remote Deskto...

Fix npm install Permission Denied After Node Update
After updating Node.js, you might see a permission denied error when running npm install

Pip Externally Managed Environment vs Virtual Environment: Fixes You try to install a Python package with pip, and get an error like error: externally-manag...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist If you see ! [rejected] main -> main (non-fast-forward) when running

Issue queue Sitemap Cloudflare Full Strict Not Working: Post-Update Fixes Troubleshooting Windows Search Indexing Problems Chrome ERR_NAME_NOT_RESOLVED: A Practical Fix Guide Resolve Docker 'Network Not Found' Error When Network Exists Resolving Nginx Connection Refused Error Docker Desktop Engine Stops After Sleep: How to Fix How to Make Python Work in Command Prompt from Anaconda Force Stop Windows Update Service When Stuck Fix Missing Extensions in Chrome Due to Sync Problems How to Resolve Cloudflare Origin Certificate Not Trusted Nginx SSL Config Test Failure: How to Fix Resolve Chrome's Repeated Sign In Prompt for Sync Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities