From 8ba0d351a080d13bdbc6818a4c93ec3ad25b9dde Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Wed, 6 Dec 2023 16:55:08 +0900
Subject: [PATCH] Fix warning when order_var is not set

---
 common/framework/parsers/dbquery/Query.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/framework/parsers/dbquery/Query.php b/common/framework/parsers/dbquery/Query.php
index 705fe0762..381b4a9cb 100644
--- a/common/framework/parsers/dbquery/Query.php
+++ b/common/framework/parsers/dbquery/Query.php
@@ -620,7 +620,7 @@ class Query extends VariableBase
 			}
 
 			// Get the ordering (ASC or DESC).
-			if (preg_match('/^(ASC|DESC)$/i', $orderby->order_var, $matches))
+			if (preg_match('/^(ASC|DESC)$/i', $orderby->order_var ?: '', $matches))
 			{
 				$column_order = strtoupper($matches[1]);
 			}