更新内容

app/Admin/Controllers/SiteAlbumLogController.php

@@ -37,7 +37,11 @@ class SiteAlbumLogController extends AdminController
             $grid->column('action');
             $grid->column('model');
             $grid->column('content')->display(function ($value) {
-                return implode(' | ', json_decode($value, true));
+                $value = json_decode($value, true);
+                if (empty($value) == false) {
+                    return implode(' | ', $value);
+                }
+                 return '';
             });
             $grid->column('created_at');
             $grid->column('updated_at')->sortable();