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Warning: include(): Failed opening 'config/database_connection.php' for inclusion (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\pages\factura-copia.php on line 3

Notice: Undefined variable: _SESSION in C:\xampp\htdocs\pages\factura-copia.php on line 5

Notice: Trying to access array offset on value of type null in C:\xampp\htdocs\pages\factura-copia.php on line 5

Notice: Undefined variable: connect in C:\xampp\htdocs\pages\factura-copia.php on line 10

Fatal error: Uncaught Error: Call to a member function prepare() on null in C:\xampp\htdocs\pages\factura-copia.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\pages\factura-copia.php on line 10