Windows Security App Not Opening: Practical Fixes
If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Nginx 502 Bad Gateway in Docker Containers
An Nginx 502 Bad Gateway error when proxying to a Docker container usually means Nginx cannot rea...
How to Fix Nginx Upstream Connection Refused on Port 80
When nginx logs show "upstream connection refused" while connecting to port 80, it means ...
Fix PowerShell Permission Denied in VS Code
When you try to run a PowerShell script in VS Code and get a "permission denied" error, i...
Docker Container Exits Immediately After Start: Network Fixes
You start a Docker container and it exits right away. The container logs show no errors, or the e...
Docker Container Exits Immediately with Volume Mount – Fixes
You start a Docker container with a volume mount, and it exits immediately – no error, or just a ...
Issue queue
SitemapFix Discord Black Screen from Chrome Hardware Acceleration
Fix Node Sass Error After Node.js Update
Windows Taskbar Icons Show Blank? Here's the Fix
How to Fix Windows 11 Blue Screen After a Driver Update
Python Not Recognized as Internal or External Command Fix
Python venv Activation Fails on Windows 10
Fix Git Non-Fast-Forward Rejection
Fix VSCode Terminal Not Opening with Git Bash
Windows Search Index Rebuild Guide
Docker Build Context Canceled: Causes and Fixes
Fix Docker Build Context Canceled in Git Bash on Windows
Fix Chrome Startup Crash Without Losing Bookmarks
Fix Node Sass Error After Node.js Update
Windows Taskbar Icons Show Blank? Here's the Fix
How to Fix Windows 11 Blue Screen After a Driver Update
Python Not Recognized as Internal or External Command Fix
Python venv Activation Fails on Windows 10
Fix Git Non-Fast-Forward Rejection
Fix VSCode Terminal Not Opening with Git Bash
Windows Search Index Rebuild Guide
Docker Build Context Canceled: Causes and Fixes
Fix Docker Build Context Canceled in Git Bash on Windows
Fix Chrome Startup Crash Without Losing Bookmarks