Uneccessary variable.

payment_types/idealpaymentgateway_ideal_payment.php

@@ -53,7 +53,7 @@ public function build_config_ui($host_obj, $context = null)
 				$host_obj->add_field('subID', 'Sub ID', 'right')->tab('Configuration')->renderAs(frm_text)->comment('Please provide your Sub ID, if used', 'above');
 				$host_obj->add_field('certificate', 'Certificate')->tab('Configuration')->renderAs(frm_textarea)->comment('Please provide your certificate or the full path to its location', 'above')->validation()->fn('trim')->required('Please provide certificate.');
 				$host_obj->add_field('private_key', 'Private Key')->tab('Configuration')->renderAs(frm_textarea)->comment('Please provide your private key or the full path to its location', 'above')->validation()->fn('trim')->required('Please provide private key.');
-				$pkp_field = $host_obj->add_field('private_key_passphrase', 'Private Key Passphrase')->tab('Configuration')->renderAs(frm_password)->comment('Please provide the passphrase to unlock your private key', 'above')->validation()->fn('trim')->required('Passphrase is required');
+				$host_obj->add_field('private_key_passphrase', 'Private Key Passphrase')->tab('Configuration')->renderAs(frm_password)->comment('Please provide the passphrase to unlock your private key', 'above')->validation()->fn('trim')->required('Passphrase is required');
 				$host_obj->add_field('acquirer_certificate', 'Acquirer Certificate')->tab('Configuration')->renderAs(frm_textarea)->comment('Please provide your acquirer\'s certificate or the full path to its location', 'above')->validation()->fn('trim')->required('Acquirer Certificate is required');
 				$host_obj->add_field('order_status', 'Order Status', 'left')->tab('Configuration')->renderAs(frm_dropdown)->comment('Select status to assign the order in case of successful payment.', 'above');
 				$host_obj->add_field('cancelled_order_status', 'Cancelled Order Status', 'right')->tab('Configuration')->renderAs(frm_dropdown)->comment('Select status to assign the order in case of unsuccessful payment.', 'above');