From 1dbed47904432fd7d35ae117806c234957a547b9 Mon Sep 17 00:00:00 2001
From: Jerome Charaoui <jcharaoui@cmaisonneuve.qc.ca>
Date: Fri, 26 Aug 2016 14:12:59 -0400
Subject: [PATCH] Fix array_key_exists() PHP warning in Report Forms

If the query just below returns an empty set, PHP throws a warning about $customFields being undefined (null), so initialize it properly as an empty array.
---
 CRM/Report/Form.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CRM/Report/Form.php b/CRM/Report/Form.php
index aede7d823a..ccbaea07be 100644
--- a/CRM/Report/Form.php
+++ b/CRM/Report/Form.php
@@ -2090,6 +2090,7 @@ class CRM_Report_Form extends CRM_Core_Form {
       return;
     }
 
+    $customFields = array();
     $customFieldIds = array();
     foreach ($this->_params['fields'] as $fieldAlias => $value) {
       if ($fieldId = CRM_Core_BAO_CustomField::getKeyID($fieldAlias)) {
-- 
2.25.1