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Warning: include(): Failed opening './languages/lang_.php' for inclusion (include_path='D:\xampp\php\PEAR') in D:\urdunva\vam\index_vam_op.php on line 23

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Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 in D:\urdunva\vam\get_pilot_data.php:23 Stack trace: #0 D:\urdunva\vam\get_pilot_data.php(23): mysqli->query('SELECT *, date_...') #1 D:\urdunva\vam\vam_header.php(3): include('D:\\urdunva\\vam\\...') #2 D:\urdunva\vam\main_vam_op.php(13): include('D:\\urdunva\\vam\\...') #3 D:\urdunva\vam\index_vam_op.php(29): include('D:\\urdunva\\vam\\...') #4 {main} thrown in D:\urdunva\vam\get_pilot_data.php on line 23