prova usando la funzione copy invece del move_uploaded_file


Codice PHP:
if (is_uploaded_file($_FILES['upfile']['tmp_name'])) {
   
$path "myfolder/";
   
$filename urlencode($_FILES['upfile']['name']);
   if (!
copy($_FILES['upfile']['tmp_name'], $path $filename)) {
      @
unlink($_FILES['upfile']['tmp_name']);
      echo 
"Error while copying the file!";
   }
} else {
   echo 
"File not uploaded!";