Deprecated: Return type of PhpOffice\PhpSpreadsheet\Worksheet\Iterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\Apache24\htdocs\activacredito\req\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Worksheet\Iterator.php on line 69