Nginx 502 Bad Gateway: PHP-FPM Fix Guide
Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Windows 11 Activation Error 0xc004c003
If you see error 0xc004c003 when trying to activate Windows 11, it usually means the activation s...
Fix OBS Virtual Camera Not Detected by Zoom
You've set up OBS Studio with the Virtual Camera plugin, but Zoom shows nothing in the camera dro...
Fix Remote Desktop Version Mismatch Between Client and Server
When you try to connect to a remote PC and get an error like “The remote computer requires Ne...
Fix Outlook Connection Refused Error 0x80040115
Outlook error 0x80040115 usually appears as "Connection refused" or "Cannot start Microsoft Outlo...
Fix PowerShell Module Not Found Permission Denied Error
When you see "module not found" combined with "permission denied" in PowerShell, it typically mea...
Issue queue
SitemapFix Slow Microsoft Store with Cache Clear
Fix Windows Terminal Version Mismatch Errors
Windows Search Rate Limit Error Fix Guide
How to Fix Permission Denied Errors in Windows Search Indexing
Resolve Windows Security Not Connecting Issue
Windows Terminal Connection Timeout: Firewall Troubleshooting Guide
Resolve Windows Defender Update Error 0x80072f0d
Windows Chrome Profile Download Step-by-Step
Outlook Profile Repair Guide to Stop Crashes
How to Resolve DNS Issues in Microsoft Store
How to Fix Chrome Extensions on macOS That Won't Load
Resolve PowerShell Dependency Conflicts
Fix Windows Terminal Version Mismatch Errors
Windows Search Rate Limit Error Fix Guide
How to Fix Permission Denied Errors in Windows Search Indexing
Resolve Windows Security Not Connecting Issue
Windows Terminal Connection Timeout: Firewall Troubleshooting Guide
Resolve Windows Defender Update Error 0x80072f0d
Windows Chrome Profile Download Step-by-Step
Outlook Profile Repair Guide to Stop Crashes
How to Resolve DNS Issues in Microsoft Store
How to Fix Chrome Extensions on macOS That Won't Load
Resolve PowerShell Dependency Conflicts