Ajax post işleminde sıkıntı yaşıyorum yardımcı olabilir misiniz?

<form id="sendSupplierEmail">


<div class="form-group row">
<label for="staticEmail" class="col-sm-2 col-form-label">Select Template</label>
<div class="col-sm-12">
<select name="supplier_id" id="template" style="font-size: 14px!important;" class="form-controls selectpicker" data-live-search="true" >
<option value="">Select Template</option>
<?php $sql=$db->qSql("SELECT * FROM mail_template");
$getTemplate=$sql->fetchAll(PDO::FETCH_ASSOC);

foreach ($getTemplate as $template) { ?>
<option value="<?php echo $template['id'] ?>"><span><?php echo $template['name'] ?></span></option>
<?php } ?>

</select>
</div>
</div>


<textarea name="description" id="editor1" cols="30" rows="10"></textarea>

<input type="hidden" name="id" value="<?php echo $getData['id'] ?>"></input>
<input type="hidden" name="sendSupplierEmails" value="1"></input>

<div class="pt-4">
<button class="btn btn-success btn-block">Submit to Collect Offer</button>
</div>



</form>

<script>

$(document).ready(function(e) {
$("#sendSupplierEmail").on('submit',(function(e){

$.ajax({
url:'process.php',
type:'POST',
data:new FormData(this),
contentType:false,
cache:false,
processData:false,
success: function(result) {

if($.trim(result) == "sameEmailTemplate") {
Swal.fire({
icon: 'error',
title: 'Oops...',
text: 'This email template has already been added.',
});
}

if($.trim(result) == "ok") {
Swal.fire({
icon: 'success',
title: 'Success',
text: 'Email sent to suppliers.',
});
}
}
});

return false;
}));
});


</script>

            $.ajax({
                url:'process.php', 
                type:'POST',
                data:new FormData(this),
                contentType:false,
                cache:false,
                processData:false,
                success: function(result) {
.......................................
                    }
                }
            });