fix bug in verwaltung textblöcke

resources/views/pages/textblock.blade.php

@@ -20,7 +20,9 @@ use Illuminate\Support\HtmlString;
         @endif
 
     </x-slot>
-    {{ new HtmlString(RichContentRenderer::make($record->textblock)->toHtml()) }}
+    @if (isset($record->textblock))
+        {{ new HtmlString(RichContentRenderer::make($record->textblock)->toHtml()) }}
+    @endif
 </x-filament::fieldset>
 <?php
 if($record->textblock2 != ""){
@@ -35,7 +37,9 @@ if($record->textblock2 != ""){
             <span class="text-blue-600 dark:text-blue-400">Textblock Abschnitt B</span>
         @endif
     </x-slot>
-    {{ new HtmlString(RichContentRenderer::make($record->textblock2)->toHtml()) }}
+    @if (isset($record->textblock2))
+        {{ new HtmlString(RichContentRenderer::make($record->textblock2)->toHtml()) }}
+    @endif
 </x-filament::fieldset>
 <?php
 }