From b44b285f0b9456d993fbb0bf35a63190faa2897f Mon Sep 17 00:00:00 2001
From: chansizzle <14916599+chansizzle@users.noreply.github.com>
Date: Tue, 19 Nov 2019 11:11:55 -0700
Subject: [PATCH] Update call_block_edit.php (#4878)

---
 app/call_block/call_block_edit.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/call_block/call_block_edit.php b/app/call_block/call_block_edit.php
index 30a60b3193..b87f646102 100644
--- a/app/call_block/call_block_edit.php
+++ b/app/call_block/call_block_edit.php
@@ -440,7 +440,7 @@
 			unset($sql, $parameters);
 		}
 
-		if (!permission_exists('call_block_all')) {
+		if (!permission_exists('call_block_all') && is_array($_SESSION['user']['extension'])) {
 			foreach ($_SESSION['user']['extension'] as $assigned_extension) {
 				$assigned_extensions[$assigned_extension['extension_uuid']] = $assigned_extension['user'];
 			}