It seem due to jQuery serializearray() function. I do NOT know the reason but I suggest how to fix the code of EM
at ..\classes\em-ticket.php line about 509
<?php if($zero_value && !$this->is_required()) : ?><option value=’0′>0</option><?php endif; ?>
<?php for( $i=$min; $i<=$available_spaces && $i<=$max; $i++ ): ?>
<option <?php echo ” value=’$i’ “; if($i == $default_value){ echo ‘selected=”selected”‘; $shown_default = true; } ?>><?php echo $i ?></option>
<?php endfor; ?>
<?php if(empty($shown_default) && $default_value > 0 ): ?><option <?php echo ” value=’$i’ “;?> selected=”selected”><?php echo $default_value; ?></option><?php endif; ?>
ie at value at option element
Thank you very much!