diff --git a/app/Http/Controllers/Table/EventlogController.php b/app/Http/Controllers/Table/EventlogController.php
index 4f5e63be67..7c0dd7f5ee 100644
--- a/app/Http/Controllers/Table/EventlogController.php
+++ b/app/Http/Controllers/Table/EventlogController.php
@@ -80,7 +80,9 @@ class EventlogController extends TableController
         if ($eventlog->type == 'interface') {
             if (is_numeric($eventlog->reference)) {
                 $port = $eventlog->related;
-                return '<b>' . Url::portLink($port, $port->getShortLabel()) . '</b>';
+                if (isset($port)) {
+                    return '<b>' . Url::portLink($port, $port->getShortLabel()) . '</b>';
+                }
             }
         }