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Solution: The LiteSpeed cache plugin is attempting to modify the database schema, but the column already exists. You may need to: Disable the LiteSpeed plugin temporarily to fix the column issue. Manually review the table structure to ensure there are no duplicate columns. This can be done via phpMyAdmin or an SQL client. Summary of Fixes: Correct the file path in header.php by using $_SERVER[‘DOCUMENT_ROOT’] to ensure the correct path for the shared files. Define BASE_URL or replace it with the actual URL in shared/header.php. Check for undefined variables like $bankDetails and ensure they are being passed correctly. Update or downgrade the LiteSpeed Cache plugin to address PHP 8.2 compatibility issues. Resolve the database error by either disabling the LiteSpeed plugin temporarily or manually fixing the database structure. Once these changes are made, the errors should be resolved. Let me know how it goes after