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Latest Troubleshooting Guides

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Troubleshooting

Fix Windows Security 502 Bad Gateway Sync Error

You open Windows Security and see a 502 Bad Gateway error when it tries to sync. This usually mea...

Troubleshooting

Fix Permission Denied Error on Windows 10

You try to open, edit, or delete a file or folder and get a 'permission denied' error. This often...

Troubleshooting

Fixing SQLite Database Locked Errors in Multi-Threaded Apps

If you're seeing "database is locked" errors in a multi-threaded application, you're not alone. S...

Troubleshooting

Fix Windows Security Authentication Failed Smart Card Not Working

You insert your smart card, enter your PIN, and Windows Security reports “Authentication failed.”...

Troubleshooting

Fix 'nvm not recognized' Error on Windows 10

When you type nvm version in Command Prompt or PowerShell and see 'nvm' is not...


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fixing Nginx Permission Denied for Upstream Unix Socket
                                
If you see connect() to unix:/var/run/php-fpm.sock failed (13: Permission denied) in...



        
            
                
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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.