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Latest Troubleshooting Guides

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Troubleshooting

How to Fix Git Large File Errors When Not Using LFS

If you've ever tried to push a commit containing a large file (e.g., a binary, a dataset, or ...

Troubleshooting

Fix net::ERR_CERT_AUTHORITY_INVALID in Chrome on Android

When browsing on Chrome for Android, you might encounter the error net::ERR_CERT_AUTHORITY_...


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix pip Externally Managed Environment Error with pipx
                                
If you're on a modern Linux distribution (like Ubuntu 23.04+, Fedora 38+, or Debian 12+) and ...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix 'docker network not found' After Prune
                                
If you run docker network prune and later see errors like network not found
                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Nginx Permission Denied After Restart: Fixes That Work
                                
After restarting nginx, you might see errors like connect() to unix:/var/run/php-fpm.sock f...

                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Chrome Certificate Error Invalid Authority: Diagnosis Checklist
                                
When Chrome shows NET::ERR_CERT_AUTHORITY_INVALID and refuses to load a site, it...



        
            
                
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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.