From 13acdd4c657c4774a2b51ae323b43723fddfbc15 Mon Sep 17 00:00:00 2001
From: Joseph Benguira <z51biz@gmail.com>
Date: Wed, 12 Jan 2022 10:12:12 +0200
Subject: [PATCH] Fix for issue in logs

This fix address the issue described here: https://github.com/louislam/uptime-kuma/issues/1024
---
 server/prometheus.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/server/prometheus.js b/server/prometheus.js
index 870581d2e..e53dee5ca 100644
--- a/server/prometheus.js
+++ b/server/prometheus.js
@@ -60,7 +60,9 @@ class Prometheus {
             }
 
             try {
-                monitor_cert_days_remaining.set(this.monitorLabelValues, tlsInfo.certInfo.daysRemaining);
+                if ( tlsInfo.certInfo != null ){
+                    monitor_cert_days_remaining.set(this.monitorLabelValues, tlsInfo.certInfo.daysRemaining);
+                }
             } catch (e) {
                 console.error(e);
             }