From: Roland Häder <roland@mxchange.org>
Date: Wed, 22 Jun 2022 14:19:45 +0000 (+0200)
Subject: Fixed:
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=d5441da49a76a7164dd552a20ea2c2895c1b9622;p=friendica.git

Fixed:
- TypeError: "Argument 1 passed to Friendica\Util\XML::escape() must be of the
  type string, null given, called in src/Util/XML.php line 171
---

diff --git a/src/Util/XML.php b/src/Util/XML.php
index 095d5cad71..7d18277633 100644
--- a/src/Util/XML.php
+++ b/src/Util/XML.php
@@ -168,7 +168,7 @@ class XML
 
 		foreach ($attributes as $key => $value) {
 			$attribute = $doc->createAttribute($key);
-			$attribute->value = self::escape($value);
+			$attribute->value = self::escape($value ?? '');
 			$element->appendChild($attribute);
 		}
 		return $element;