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Fatal error: Uncaught TypeError: sqlsrv_query(): Argument #1 ($conn) must be of type resource, bool given in C:\xampp\htdocs\validacionPendientes\ecvalidacion2.php:27 Stack trace: #0 C:\xampp\htdocs\validacionPendientes\ecvalidacion2.php(27): sqlsrv_query(false, 'SELECT COUNT(*)...') #1 {main} thrown in C:\xampp\htdocs\validacionPendientes\ecvalidacion2.php on line 27