Fix Git 'index.lock' File Exists Error in SourceTree
If you use SourceTree and see an error message like fatal: Unable to create 'path/to/.g...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix npm ENOENT Package.json Not Found & Permission Denied
You run npm install and get a wall of red: ENOENT: no such file or directory, ...
How to Install Python Packages Without Permission Denied Errors
You try to install a Python package with pip install somepackage and get a Per...
Fix VSCode IntelliSense Not Working for Node.js
You open a Node.js project in VSCode, start typing process., and get no suggestions....
How to Uninstall a Windows Update in Safe Mode After a Blue Screen
If you're seeing a blue screen after installing a Windows update, the update itself may be th...
Fix Node Sass Build Failure Due to Node Version Mismatch
You run npm install and see an error like Node Sass does not yet support your ...
Topic paths
Quick titles
How to Fix Windows 11 Upgrade Stuck at 99%How to Resolve ERR_NAME_NOT_RESOLVED in ChromeChrome Crashing on Startup from Malware: FixGit Allow Unrelated Histories ExplainedFixing 'git rebase index.lock file exists' ErrorDocker No Space Left on Device: Check Disk UsageFix DNS Probe Finished NXDOMAIN on Router: Step-by-StepGit Authentication Failed in VSCode: Quick Fix