( ! ) Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Calculation\LookupRef\LookupRefValidations" not found in /var/www/html/gestion-escuelas/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/LookupRef/Sort.php on line 12
( ! ) Error: Class "PhpOffice\PhpSpreadsheet\Calculation\LookupRef\LookupRefValidations" not found in /var/www/html/gestion-escuelas/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/LookupRef/Sort.php on line 12
Call Stack
#	Time	Memory	Function	Location
1	0.0010	628640	{main}( )	.../Sort.php:0