diff --git a/simple_graphql.info.yml b/simple_graphql.info.yml
index 2830f76..aa1af1f 100644
--- a/simple_graphql.info.yml
+++ b/simple_graphql.info.yml
@@ -1,7 +1,7 @@
 name: Simple GraphQL
 description: Exposes your Drupal data model through a GraphQL schema.
 package: graphql
-core_version_requirement: ^8.8 || ^9
+core_version_requirement: ^9 || ^10
 
 type: module
 version: 1.0
diff --git a/src/Controller/GraphqlController.php b/src/Controller/GraphqlController.php
index fc298f6..9b1ced7 100644
--- a/src/Controller/GraphqlController.php
+++ b/src/Controller/GraphqlController.php
@@ -72,6 +72,11 @@ public function graphql(string $schema, ServerRequestInterface $request) {
     if (stripos($request->getHeaderLine("content-type"), "application/json") !== false) {
       $input = Json::decode($request->getBody()->getContents());
       // $this->persistQueries($input);
+      if (\Drupal::state()->get('simple_graphql_debug') === 'verbose') {
+        \Drupal::logger('simple_graphql')
+          ->info('<pre>' . print_r($input, 1) . '</pre>');
+      }
+      
       $request = $request->withParsedBody($input);
     }
 
@@ -97,7 +102,7 @@ public function getSchema($pluginId, $definition, $plugin) {
     if ($c = $this->cache->get($key)) {
       $doc = AST::fromArray($c->data);
     } else {
-      $path = DRUPAL_ROOT . "/" . drupal_get_path("module", $definition["provider"]) . "/" . $definition["schemaFile"];
+      $path = DRUPAL_ROOT . "/" . \Drupal::service('extension.list.module')->getPath($definition["provider"]) . "/" . $definition["schemaFile"];
       $doc = Parser::parse(file_get_contents($path));
       $this->cache->set($key, AST::toArray($doc));
     }
diff --git a/src/Graphql/FieldResolver/TextFieldResolver.php b/src/Graphql/FieldResolver/TextFieldResolver.php
index 391edfd..49557de 100644
--- a/src/Graphql/FieldResolver/TextFieldResolver.php
+++ b/src/Graphql/FieldResolver/TextFieldResolver.php
@@ -6,6 +6,7 @@
 use Drupal\Core\TypedData\TypedDataInterface;
 use Drupal\text\Plugin\Field\FieldType\TextItemBase;
 use Drupal\text\Plugin\Field\FieldType\TextWithSummaryItem;
+use Drupal\Core\Render\RendererInterface;
 use GraphQL\Type\Definition\ResolveInfo;
 
 class TextFieldResolver extends FieldResolverBase {
@@ -26,7 +27,7 @@ public function resolveRow(TypedDataInterface $item, $definition, $args, $contex
         "value" => $item->value,
         "format" => $item->format,
         "processed" => $item->processed,
-        "summary_computed" => (string) render($viewVar),
+        "summary_computed" => (string) RendererInterface::render($viewVar),
       ];
     }
 
diff --git a/src/Plugin/DrupalSchemaDecorator.php b/src/Plugin/DrupalSchemaDecorator.php
index 03828b0..e2ce186 100644
--- a/src/Plugin/DrupalSchemaDecorator.php
+++ b/src/Plugin/DrupalSchemaDecorator.php
@@ -41,6 +41,7 @@ public function getTypeConfigDecorator(array $fieldResolvers) {
       if ($typeDefinitionNode instanceof ObjectTypeDefinitionNode) {
         foreach ($typeDefinitionNode->directives as $d) {
           if ($d->name->value === "entity") {
+            // todo we can also have a "isTypeOf" function which might enable us to remove the resolveEntityType, and the map.
             $typeConfig["resolveField"] = $resolveEntityField;
             break;
           }
@@ -82,17 +83,18 @@ public function withDrupal(ServerConfig $config): ServerConfig {
   }
 
   public function entityTypeMap(Schema $schema, string $pluginId) {
+    // TODO is it worth caching? If so, then we should add the missing cache->set
     $entityTypeMapCache = $this->cache->get("simple_graphql.entityTypeMap." . $pluginId);
 
     $entityTypeMap = [];
 
-    if ($entityTypeMapCache->data) {
+    if ($entityTypeMapCache) {
       $entityTypeMap = $entityTypeMapCache->data;
     } else {
       $typeMap = $schema->getTypeMap();
 
       foreach ($typeMap as $type) {
-        if ($type instanceof ObjectType) {
+        if ($type instanceof ObjectType && $type->astNode) {
           foreach ($type->astNode->directives as $d) {
             if ($d->name->value === "entity") {
               $info = [