For running J!5.1 you must https://fabrikar.com/forums/index.php?wiki/update-from-github/ or include the new file manually https://fabrikar.com/forums/index.php?threads/joomla-5-1-and-fabrik-cannot-find-files-error.54473/post-285151 See also Announcements
Please see our announcement here.
$ipnStatusField = (array) $params->get('paypal_ipn_status_element', array());
$ipnStatusField = FabrikString::shortColName($ipnStatusField[$renderOrder]);
$ipnStatusField = $params->get('paypal_ipn_status_element', array());
$ipnStatusField = FArrayHelper::getValue($ipnStatusField, $renderOrder);
$ipnStatusField = FabrikString::shortColName($ipnStatusField);
$db =JFactory::getDBO();
$num_sess = '{liquidacao_sessoes_fisiot__num_sess_liquidadas}';
$ref = '{liquidacao_sessoes_fisiot__id}';
return 'Pagamento de ' . $num_sess . 'consultas (REF' . $ref .')';
Is this the normal behavior? I had to wait about 15 minutes to receive the emails and IPN DATA.