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Latest Troubleshooting Guides

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Troubleshooting

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Troubleshooting

Fix npm install Permission Denied After Node Update

After updating Node.js, you might see a permission denied error when running npm install


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix DNS Probe Finished NXDOMAIN on Custom DNS Server
                                
If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Run VS Code Terminal as Administrator
                                
When working with system files, services, or certain development tools, you may need to run the V...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Nginx Redirect Loop with Cloudflare
                                
You set up Cloudflare for your site, and now visitors see a redirect loop error. The page keeps r...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Nginx 403 Forbidden: Permission Denied Errors
                                
You're trying to access a site served by nginx, but you get a 403 Forbidden ...



        
            
                
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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.