From 76c41923f39761aa16eefe1a750d04bd3813a88f Mon Sep 17 00:00:00 2001
From: Eileen McNaughton <emcnaughton@wikimedia.org>
Date: Thu, 14 Dec 2023 09:47:49 +1300
Subject: [PATCH] Remove invalid tax_amount setting

---
 CRM/Custom/Form/CustomDataTrait.php | 1 +
 CRM/Event/Form/Participant.php      | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)
 create mode 100644 CRM/Custom/Form/CustomDataTrait.php

diff --git a/CRM/Custom/Form/CustomDataTrait.php b/CRM/Custom/Form/CustomDataTrait.php
new file mode 100644
index 0000000000..b3d9bbc7f3
--- /dev/null
+++ b/CRM/Custom/Form/CustomDataTrait.php
@@ -0,0 +1 @@
+<?php
diff --git a/CRM/Event/Form/Participant.php b/CRM/Event/Form/Participant.php
index 0489e115af..85cc23dddd 100644
--- a/CRM/Event/Form/Participant.php
+++ b/CRM/Event/Form/Participant.php
@@ -1080,8 +1080,8 @@ class CRM_Event_Form_Participant extends CRM_Contribute_Form_AbstractEditPayment
           }
         }
 
-        if (!empty($this->_params['tax_amount'])) {
-          $contributionParams['tax_amount'] = $this->_params['tax_amount'];
+        if (!empty($params['tax_amount'])) {
+          $contributionParams['tax_amount'] = $params['tax_amount'];
         }
 
         if ($this->_single) {
-- 
2.25.1