Fix Git 'index.lock file exists' Error
If you see fatal: Unable to create 'path/.git/index.lock': File exists. when...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Git Clone Connection Timed Out Due to Proxy Settings
You run git clone https://github.com/example/repo.git and after a long pause you get...
How to Set npm Prefix to Avoid Permission Denied Errors
If you've seen EACCES: permission denied when running npm install -g
Docker Compose Port Conflict: Quick Fix Guide
You try to run docker compose up and get an error like port is already allocat...
Fix Chrome Access Violation on Startup – Step-by-Step Guide
If Chrome crashes on startup with an access violation error, it usually means a ...
Node Sass Build Failed: Complete Troubleshooting Checklist
When you see "Node Sass does not yet support your current environment" or a build failure...
Issue queue
SitemapFix Cloudflare 522 Error by Disabling Proxy Temporarily
Docker Image Pull Permission Error Guide
Fix Terminal Not Opening in VSCode After Extensions
Fix Docker Container 'No Space Left on Device' Error
Docker Volume Permission Denied as Root Fix
How to Resolve Git Authentication Failed in VS Code for GitLab
Docker Compose Secret vs Environment Variable: When to Use Each
Fix VSCode Source Control Not Detecting Changes
Resolve Python UnicodeDecodeError When Reading Files
Fix 'docker network not found default network' Error
DNS Configuration Tips for ERR_NAME_NOT_RESOLVED
Git Fatal: Refusing to Merge Unrelated Histories – Workaround
Docker Image Pull Permission Error Guide
Fix Terminal Not Opening in VSCode After Extensions
Fix Docker Container 'No Space Left on Device' Error
Docker Volume Permission Denied as Root Fix
How to Resolve Git Authentication Failed in VS Code for GitLab
Docker Compose Secret vs Environment Variable: When to Use Each
Fix VSCode Source Control Not Detecting Changes
Resolve Python UnicodeDecodeError When Reading Files
Fix 'docker network not found default network' Error
DNS Configuration Tips for ERR_NAME_NOT_RESOLVED
Git Fatal: Refusing to Merge Unrelated Histories – Workaround