Practical software fixes, setup guides, and tool workflows.

Clear technical guides for everyday software errors, configuration problems, and productivity tools.

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Latest Troubleshooting Guides

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Troubleshooting

How to Fix Nginx 502 Bad Gateway in Docker

If you're running Nginx as a reverse proxy inside Docker and seeing a 502 Bad Gateway error, ...

Troubleshooting

Fix npm install Permission Denied Errors on package.json

You run npm install and get a permission denied error that mentions package.js...


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fixing pip Externally-Managed Environment Errors
                                
If you see the error error: externally-managed-environment when running pip in...

                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Windows 11 Installation Assistant Stuck at 99% Disk Space
                                
You’re running the Windows 11 Installation Assistant, it gets to 99%, and then sits there. The pr...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix 'fatal: refusing to merge unrelated histories' in Git
                                
If you see fatal: refusing to merge unrelated histories when running git merge...

                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Python Virtual Environment Not Activating: Common Fixes
                                
You run source venv/bin/activate (or venv\Scripts\activate on Windows) ...



        
            
                
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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.