try changing the recordset call in the mail/waue_massMail1.php file to use this syntax:
$RecipArray[$CurIndex][]
instead of :
$row_rsEmails
for example, change:
$MailBody = $MailBody . $row_rsEmails['memberFirstName'];
to:
$MailBody = $MailBody . $RecipArray[$CurIndex][]['memberFirstName'];