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

Nginx Redirect Loop: Common Causes and Fixes

You set up a redirect in nginx, but now your browser shows 'redirect loop' or 'too ma...

Troubleshooting

Fix Git 'index.lock file exists' Error

If you see fatal: Unable to create 'path/.git/index.lock': File exists. when...

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Fix Nginx HTTP to HTTPS Redirect Loop Error

You set up an HTTP-to-HTTPS redirect in nginx, but now your browser shows a redirect loop error. ...

Troubleshooting

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

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How to Fix Cloudflare 522 Error from Plugin Conflicts

If you're seeing a Cloudflare 522 error, it usually means the connection between Cloudflare a...

Troubleshooting

Fixing 'Command Not Found' in VS Code Terminal

You open the integrated terminal in VS Code, type a command you know is installed, and get ...



        
            
                
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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.