Fatal error: Uncaught PhpOffice\PhpSpreadsheet\Reader\Exception: Arquivos/ is an Invalid Spreadsheet file. in C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Csv.php:314 Stack trace: #0 C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Csv.php(340): PhpOffice\PhpSpreadsheet\Reader\Csv->openFileOrMemory('Arquivos/') #1 C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Csv.php(306): PhpOffice\PhpSpreadsheet\Reader\Csv->loadIntoExisting('Arquivos/', Object(PhpOffice\PhpSpreadsheet\Spreadsheet)) #2 C:\Apache24\htdocs\FUP_Siimp - Copia (2)\geraFUP.php(23): PhpOffice\PhpSpreadsheet\Reader\Csv->load('Arquivos/') #3 {main} thrown in C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Csv.php on line 314