Fix Nginx Upstream Connection Refused & Upstream Not Found
When you see upstream connection refused or upstream not found in your ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix ERR_CERT_AUTHORITY_INVALID on Localhost
When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...
Windows 10 Taskbar Icons Not Showing? Here's How to Fix It
You log into Windows 10, and the taskbar is nearly empty—no icons for open apps, pinned programs,...
How to Fix Chrome Memory Hogging on Windows and Mac
You open Chrome, and your system slows to a crawl. The fan spins up, apps lag, and Task Manager s...
How to Resolve Git Merge Conflicts on the Same Line
You run git merge and get a conflict marker on a single line. The file shows both ve...
Fix Windows Defender Error 0x800704ec: Real-Time Protection
If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...
Issue queue
SitemapChrome Startup Crash Fix: Disable Extensions
pnpm audit fix not working: common causes and fixes
Troubleshooting PowerShell Autocomplete in VS Code
Fix npm run build Failed Due to Missing Dependencies
VS Code Terminal Blank: How to Fix
Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
How to Stop a Blue Screen Loop After Windows 11 Update
DNS Probe Finished NXDOMAIN Fix: Reset Chrome Flags
How to Resolve Port 5432 Already Allocated in Docker
How to Fix Permission Denied Error in VS Code Terminal macOS
Fix ERR_NAME_NOT_RESOLVED DNS Configuration Error
Windows 11 Installation Assistant Stuck at 99% – How to Fix
pnpm audit fix not working: common causes and fixes
Troubleshooting PowerShell Autocomplete in VS Code
Fix npm run build Failed Due to Missing Dependencies
VS Code Terminal Blank: How to Fix
Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
How to Stop a Blue Screen Loop After Windows 11 Update
DNS Probe Finished NXDOMAIN Fix: Reset Chrome Flags
How to Resolve Port 5432 Already Allocated in Docker
How to Fix Permission Denied Error in VS Code Terminal macOS
Fix ERR_NAME_NOT_RESOLVED DNS Configuration Error
Windows 11 Installation Assistant Stuck at 99% – How to Fix