Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

How to Fix the Git index.lock File Exists Error

You're in the middle of a Git operation—commit, merge, or rebase—and Git stops with: fa...

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist
Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...

Fix Windows 11 Update Stuck at 0% with Service Not Running
You click Check for updates, see 0% for ages, and maybe an error like 'Windows Update service...

Fix Node.js Heap Out of Memory Error in PM2
If you're running a Node.js application under PM2 and seeing FATAL ERROR: CALL_AND_RETR...

Python Requests: Fixing Connection Timeout with Proxies
You're using the Python requests library with a proxy, and you're seeing a <...

Docker Compose Port Already Allocated: Fixes & Checks
When you run docker-compose up and see an error like Error starting userland p...


    Issue queue
Sitemap
Resolving Python Package Conflicts: A Practical Checklist
Resolve Windows 11 Update Stuck on 0 Percent
Troubleshooting Chrome Extensions That Fail to Load
How to Resolve DNS_PROBE_FINISHED_NXDOMAIN for One Site
VS Code Save Permission Denied – Troubleshooting Guide
Fix Git SSL Certificate Problem: Unable to Get Local Issuer
Troubleshoot Cloudflare SSL Full Strict Errors
Remove Malware Causing Chrome Access Violation
Fix DNS Cache Error in Chrome with ipconfig /flushdns
Troubleshooting Docker Container Exiting with 'not found'
Windows 10 Chrome DNS Error: ERR_NAME_NOT_RESOLVED
How to Manually Remove a Stuck Git index.lock File
Desk note

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