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Latest Troubleshooting Guides

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Troubleshooting

Fix Docker Nginx 502 Bad Gateway Upstream Error

When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...

Troubleshooting

Fix Cloudflare Wildcard Subdomain Not Working

If you've set up a wildcard DNS record in Cloudflare (e.g., *.example.com) but s...

Troubleshooting

Fix Nginx Upstream Connection Refused Socket Error

When Nginx returns a 502 Bad Gateway or logs upstream connection refused


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Update Service Not Running After SFC Scan
                                
If you ran an SFC scan to fix system file corruption and now the Windows Update service won't...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Nginx Permission Denied on Socket File
                                
When Nginx throws a "permission denied" error for a socket file, the web server can't...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Git Merge Conflict: Keep Both Files Instead of One
                                
When you run git merge and get a conflict, Git stops and marks the conflicting files...



        
            
                
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                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.