Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix 'ffmpeg command not found' in PHP exec()

When you call exec('ffmpeg ...') in PHP and get ffmpeg command not found

Fix OneDrive Sync Error 0x8004de40
OneDrive sync error 0x8004de40 typically appears when you try to start or resume syncing. The err...

OBS Black Screen Troubleshooting Checklist
You launch OBS Studio, start a scene, and the preview shows a black screen. This is one of the mo...

Find Chrome Browser Cache Location in Windows 11
If you're running low on disk space or troubleshooting browser issues, you may need to find Chrom...

Fix PostgreSQL Connection Refused Due to Firewall
When you see psql: error: connection to server at "host" (IP), port 5432 failed: Connection...

Fix Microsoft Store File Locked Setup Blocked Error
When installing or updating apps from the Microsoft Store, you might see an error saying the setu...


    Issue queue
Sitemap
Outlook Password Not Working? Try This Verification Checklist
Windows Firewall Remote Desktop Rule Setup
Teams Settings for Remote Workers: A Practical Guide
How to Fix Chrome Extensions on macOS That Won't Load
Microsoft Store SSL Error Fix
OpenVPN Unable to Connect to Remote Server: Fixes
How to Stop Task Scheduler from Using Too Much CPU
FFmpeg Permission Denied Troubleshooting Ubuntu
How to Resolve ERR_TUNNEL_CONNECTION_FAILED Mac Chrome
How to Stop Rate Limit Errors in Windows Terminal
BitLocker Stuck Loading: Step-by-Step Checklist
Troubleshoot OneDrive DNS Setup Errors on Windows 11
Desk note

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