How to Fix Nginx 'Upstream Connection Refused' Error
When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...
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 Search Indexing Slow Performance
If Windows Search is taking forever to index files or seems to hang, the problem is often a bloat...
Docker Nginx 502 Bad Gateway: Memory Limit Fix
You're running Nginx in Docker as a reverse proxy, and suddenly you see 502 Bad Gateway error...
Fix Git 'refusing to merge unrelated histories' Error
When you try to merge two Git branches that don't share a common commit history, Git stops wi...
Fix Windows Defender Real-Time Protection Not Running
You open Windows Security and see a yellow warning: "Real-time protection is off." Or you...
Docker Build Context Canceled: Fix .dockerignore Mistakes
You're running docker build and after a long wait you see: context cance...
Issue queue
SitemapHow to Resolve Git Clone Timeout in Linux
Fix Docker Compose Port Already Allocated for PostgreSQL
Fix DNS Probe Finished NXDOMAIN on Google DNS Setup
How to Resolve Git Authentication Error in VS Code
Troubleshoot Error 0x80070005 in Windows Update
Resolving Python Dependency Conflicts from Transitive Dependencies
Volume Mount Causing Docker Container to Exit – Solutions
SourceTree Git index.lock Error Fix
DNS Probe Finished NXDOMAIN Fix Guide
Chrome High Memory After Update Fix
Fix ERR_NAME_NOT_RESOLVED After Chrome Update
Troubleshoot 0x80070002 Windows Update
Fix Docker Compose Port Already Allocated for PostgreSQL
Fix DNS Probe Finished NXDOMAIN on Google DNS Setup
How to Resolve Git Authentication Error in VS Code
Troubleshoot Error 0x80070005 in Windows Update
Resolving Python Dependency Conflicts from Transitive Dependencies
Volume Mount Causing Docker Container to Exit – Solutions
SourceTree Git index.lock Error Fix
DNS Probe Finished NXDOMAIN Fix Guide
Chrome High Memory After Update Fix
Fix ERR_NAME_NOT_RESOLVED After Chrome Update
Troubleshoot 0x80070002 Windows Update