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 Windows Update Service Not Running

If Windows Update won't start or you see an error like "Windows Update cannot check for u...

Why VS Code Debugger Breakpoints Are Greyed Out and How to Fix

You set a breakpoint in VS Code, but it appears greyed out and the debugger skips it. This usuall...

Resolve Python Package Version Mismatch Errors

You run pip install and see errors like “package A requires package B==1.0 but y...

How to Fix Node.js Heap Out of Memory in VS Code
If you see FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaS...

Fix Git Push Rejected Non-Fast-Forward After Pull You run git pull, then git push, and get: ! [rejected] non-fast-f...

Fix Git Push Rejected Non Fast Forward Force You try to push your local commits to a remote repository and get an error like ! [rejected...

Issue queue Sitemap VSCode Git Authentication Error: Token Expired Docker Nginx 502 Error MySQL Troubleshooting Troubleshooting npm ENOENT package.json Error How to Fix 'npm package json not found' with npx Fix npm run build failing due to ESLint errors Resolve Git Non-Fast-Forward Push Rejection Troubleshooting Nginx Backend Connection Refused Node.js Heap Out of Memory vs Stack Overflow Guide Chrome ERR_CONNECTION_RESET Error Troubleshooting Resolve Docker Compose Port Conflict Fix Docker No Space Left on Device on Ubuntu Troubleshooting Node Sass Compilation Errors Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities