From a7794049e96e946e77cce941a20553ddb5125dc0 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Thu, 15 Sep 2022 21:49:21 +0800
Subject: [PATCH] :bug: Fix NPE

---
 kernel/model/updater.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/model/updater.go b/kernel/model/updater.go
index 09f19f45e..f8cdc38f9 100644
--- a/kernel/model/updater.go
+++ b/kernel/model/updater.go
@@ -199,6 +199,10 @@ func GetAnnouncements() (ret []*Announcement) {
 		return
 	}
 
+	if nil == result["announcement"] {
+		return
+	}
+
 	announcements := result["announcement"].([]interface{})
 	for _, announcement := range announcements {
 		ann := announcement.(map[string]interface{})