In com_tags, a tagged element's text-variable is transformed into null if the value is empty. (#40048)

Author: svenbluege

components/com_tags/src/View/Tag/HtmlView.php

@@ -190,7 +190,7 @@ public function display($tpl = null)
             $itemElement->event = new \stdClass();
 
             // For some plugins.
-            $itemElement->text = !empty($itemElement->core_body) ? $itemElement->core_body : null;
+            $itemElement->text = !empty($itemElement->core_body) ? $itemElement->core_body : '';
 
             $itemElement->core_params = new Registry($itemElement->core_params);