From 9ca472a10b050ec6702888338e787264d739f8b2 Mon Sep 17 00:00:00 2001
From: Pradeep Nayak <pradpnayak@gmail.com>
Date: Thu, 14 Feb 2019 23:03:02 +0000
Subject: [PATCH] dev/core/issues/726, Fixed fatal error when searched using
 group type

---
 CRM/Contact/BAO/Query.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CRM/Contact/BAO/Query.php b/CRM/Contact/BAO/Query.php
index 2db3cb961640..807734aa55fb 100644
--- a/CRM/Contact/BAO/Query.php
+++ b/CRM/Contact/BAO/Query.php
@@ -3018,6 +3018,10 @@ public function group($values) {
         $regularGroupIDs = array_merge($regularGroupIDs, $childGroupIds);
       }
 
+      if (empty($regularGroupIDs)) {
+        $regularGroupIDs = [0];
+      }
+
       // if $regularGroupIDs is populated with regular child group IDs
       //   then change the mysql operator to desired
       if (count($regularGroupIDs) > 1) {