diff --git a/src/EventListener/MeilisearchPageMarkerListener.php b/src/EventListener/MeilisearchPageMarkerListener.php
index 9c5fdb1..cbc53a5 100644
--- a/src/EventListener/MeilisearchPageMarkerListener.php
+++ b/src/EventListener/MeilisearchPageMarkerListener.php
@@ -2,12 +2,12 @@
 
 namespace MummertMedia\ContaoMeilisearchBundle\EventListener;
 
-use Contao\PageModel;
 use Contao\CalendarEventsModel;
-use Contao\NewsModel;
-use Contao\StringUtil;
 use Contao\Config;
 use Contao\FilesModel;
+use Contao\NewsModel;
+use Contao\PageModel;
+use Contao\StringUtil;
 
 class MeilisearchPageMarkerListener
 {
@@ -39,9 +39,22 @@ class MeilisearchPageMarkerListener
                 $data['page']['keywords'] = trim((string) $page->keywords);
             }
 
-            // tl_page.searchimage ist BINARY → UUID
+            // Achtung: je nach Felddefinition kann searchimage BINARY(16) oder UUID-String sein.
+            // Wir versuchen beides robust zu behandeln.
             if (!empty($page->searchimage)) {
-                $pageImageUuid = StringUtil::binToUuid($page->searchimage);
+                $raw = (string) $page->searchimage;
+
+                // UUID-String?
+                if (preg_match('/^[a-f0-9-]{36}$/i', $raw)) {
+                    $pageImageUuid = $raw;
+                } else {
+                    // vermutlich BINARY(16)
+                    try {
+                        $pageImageUuid = StringUtil::binToUuid($raw);
+                    } catch (\Throwable) {
+                        // ignorieren
+                    }
+                }
             }
         }
 
@@ -57,7 +70,6 @@ class MeilisearchPageMarkerListener
         );
 
         foreach ($jsonBlocks[1] as $json) {
-
             /*
              * EVENT
              */
@@ -116,14 +128,14 @@ class MeilisearchPageMarkerListener
          */
         $finalSearchImageUuid = null;
 
-        // 1. EVENT > NEWS
+        // 1) EVENT > NEWS
         if (!empty($data['event']['searchimage'])) {
             $finalSearchImageUuid = $data['event']['searchimage'];
         } elseif (!empty($data['news']['searchimage'])) {
             $finalSearchImageUuid = $data['news']['searchimage'];
         }
 
-        // 2. CUSTOM SEARCHIMAGE (Markup)
+        // 2) CUSTOM SEARCHIMAGE (Markup)
         if (
             $finalSearchImageUuid === null
             && preg_match('#data-searchimage-uuid="([a-f0-9\-]{36})"#i', $buffer, $m)
@@ -132,12 +144,12 @@ class MeilisearchPageMarkerListener
             $finalSearchImageUuid = $m[1];
         }
 
-        // 3. PAGE SEARCHIMAGE
+        // 3) PAGE SEARCHIMAGE
         if ($finalSearchImageUuid === null && $pageImageUuid) {
             $finalSearchImageUuid = $pageImageUuid;
         }
 
-        // 4. FALLBACK (tl_settings)
+        // 4) FALLBACK (tl_settings)
         if ($finalSearchImageUuid === null) {
             $fallback = Config::get('meilisearch_fallback_image');
             if ($fallback) {
@@ -146,6 +158,7 @@ class MeilisearchPageMarkerListener
         }
 
         if ($finalSearchImageUuid !== null) {
+            $data['page'] ??= [];
             $data['page']['searchimage'] = $finalSearchImageUuid;
         }
 
@@ -153,19 +166,47 @@ class MeilisearchPageMarkerListener
             return $buffer;
         }
 
+        /*
+         * =====================
+         * WICHTIG: META-TEXT, damit sich die Contao-Checksum ändert
+         * =====================
+         * Kommentar allein zählt oft nicht in die Checksum rein.
+         * Darum zusätzlich ein unsichtbares Text-Fragment in den Body schreiben.
+         */
+        $metaParts = [];
+
+        if (isset($data['page']['priority'])) {
+            $metaParts[] = 'priority=' . (int) $data['page']['priority'];
+        }
+        if (!empty($data['page']['keywords'])) {
+            $metaParts[] = 'keywords=' . (string) $data['page']['keywords'];
+        }
+        if (!empty($data['page']['searchimage'])) {
+            $metaParts[] = 'searchimage=' . (string) $data['page']['searchimage'];
+        }
+
+        // Wenn gar nichts da ist, trotzdem stabiler Marker (damit du später erweitern kannst)
+        $metaText = 'MEILISEARCH_META ' . ($metaParts ? implode(' | ', $metaParts) : 'present');
+
+        $hiddenMeta =
+            "\n<span class=\"meilisearch-meta\" style=\"display:none !important\">" .
+            htmlspecialchars($metaText, ENT_QUOTES) .
+            "</span>\n";
+
         /*
          * =====================
          * MARKER AUSGEBEN
          * =====================
          */
         $marker =
-            "\n<!--\n" .
-            "MEILISEARCH_JSON\n" .
+            "\n<!--\nMEILISEARCH_JSON\n" .
             json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) .
             "\n-->\n";
 
+        $injection = $hiddenMeta . $marker;
+
         return str_contains($buffer, '</body>')
-            ? str_replace('</body>', $marker . '</body>', $buffer)
-            : $buffer . $marker;
+            ? str_replace('</body>', $injection . '</body>', $buffer)
+            : $buffer . $injection;
     }
 }
\ No newline at end of file