From acc87400ebe0e696d78e590c485c3b090d3918fa Mon Sep 17 00:00:00 2001
From: onli <onli@paskuda.biz>
Date: Thu, 7 Mar 2019 21:05:39 +0100
Subject: [PATCH] fix nl2br: $textarray could be null on category pages

---
 plugins/serendipity_event_nl2br/serendipity_event_nl2br.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/plugins/serendipity_event_nl2br/serendipity_event_nl2br.php b/plugins/serendipity_event_nl2br/serendipity_event_nl2br.php
index 640b8333..9d3f9266 100644
--- a/plugins/serendipity_event_nl2br/serendipity_event_nl2br.php
+++ b/plugins/serendipity_event_nl2br/serendipity_event_nl2br.php
@@ -624,6 +624,10 @@ p.wl_notopbottom {
 		$tagstack = array();
 		$isolation_flag = false;
 
+        if (! is_array($textarray)) {
+            return $text;
+        }
+
 		for ($i=0; $i < count($textarray); $i++)
 		{