Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix 'Python Is Not Recognized as an Internal or External Command'

When you type python in the Command Prompt and see 'python is not recognized...

Fix VS Code Source Control Not Detecting File Modifications
You edit a file, save it, but the Source Control panel in VS Code shows nothing. No pending chang...

Fix Windows Update Service Not Running with DISM Restore Health
You try to run DISM /Online /Cleanup-Image /RestoreHealth and get an error saying th...

Fix Firefox Secure Connection Failed Due to Cache
You see a 'Secure Connection Failed' error in Firefox, often with messages like PR_CO...

Fix Python Permission Denied When Installing Packages on Mac
If you see a 'permission denied' error when running pip install somepackage ...

Fix Git SSL Certificate 'Unable to Get Local Issuer' After Update
After updating Git or your operating system, you may encounter the error fatal: unable to g...

Issue queue Sitemap Troubleshooting Nginx Connection Refused Error How to Fix Chrome Startup Crash (No Error Message) Fix Nginx Permission Denied on CentOS: A Practical Guide Docker Compose Env Variable Missing: How to Fix Chrome ERR_CONNECTION_RESET Firewall Block Fix How to Fix Large File Tracking with Git LFS Resolving pnpm ENOENT Error in Node.js Projects How to Fix Node.js Heap Out of Memory Error Code 134 Node.js Memory Limit Error Troubleshooting Fix Slow Windows Search Indexing How to Resolve 502 Error with Docker Socket in Nginx Permission Error After Upgrading pip: Solutions Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities