Issue #3499306 by stevechai: TypedConfigManagerInterface required for Drupal 11

src/Form/ConfigForm.php

@@ -2,6 +2,7 @@
 
 namespace Drupal\insert\Form;
 
+use Drupal\Core\Config\TypedConfigManagerInterface;
 use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Form\ConfigFormBase;
@@ -14,8 +15,8 @@ class ConfigForm extends ConfigFormBase {
   /**
    * @inheritdoc
    */
-  public function __construct(ConfigFactoryInterface $config_factory) {
-    parent::__construct($config_factory);
+  public function __construct(ConfigFactoryInterface $config_factory, TypedConfigManagerInterface $typed_config_manager) {
+    parent::__construct($config_factory, $typed_config_manager);
   }
 
   /**