From b197fd67882fa1340078da03717d9229b87a278a Mon Sep 17 00:00:00 2001
From: "Mark A. Hershberger" <mah@nichework.com>
Date: Tue, 3 Nov 2020 23:49:28 -0500
Subject: [PATCH] Hide a notice

---
 CustomNavBlocks.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CustomNavBlocks.php b/CustomNavBlocks.php
index dec791c..f6430c7 100644
--- a/CustomNavBlocks.php
+++ b/CustomNavBlocks.php
@@ -48,7 +48,7 @@ function addCustomNavBlocks($skin, $tpl) {
         } else {
             # some shortcuts
             $definition = $tmp[0];
-            $blockTitle = $tmp[1];
+            $blockTitle = $tmp[1] ?? "";
 
             # first, we need a title object:
             $title = Title::newFromText($definition, NS_MEDIAWIKI);