Tengo el conector y el config como sigue.
// SECURITY: You must explicitelly enable this "uploader".
$Config['Enabled'] = false ;
Upload/php/
// Path to uploaded files relative to the document root.
$Config['UserFilesPath'] = 'userfiles/' ;
// Attention: The above 'UserFilesPath' must point to the same directory.
$Config['UserFilesAbsolutePath'] = './userfiles/'
// following setting enabled.
$Config['ForceSingleExtension'] = true ;
// SECURITY: You must explicitelly enable this "uploader".
$Config['Enabled'] = false ;
Upload/php/
// Path to uploaded files relative to the document root.
$Config['UserFilesPath'] = 'userfiles/' ;
// Attention: The above 'UserFilesPath' must point to the same directory.
$Config['UserFilesAbsolutePath'] = './userfiles/'
// following setting enabled.
$Config['ForceSingleExtension'] = true ;