Add Error Catch in the right section, and make response is not Json Type

Source/API/script/index.php

@@ -24,7 +24,7 @@ try{
      * @param bool $logErrorDetails -> Display error details in error log
      */
     $errorMiddleware = $app->addErrorMiddleware(true, true, true);
-
+    try {
         $app->get('/', function (Request $request, Response $response) {
             $parameters = $request->getQueryParams();
             $method = $parameters['method'];
@@ -40,14 +40,15 @@ try{
             foreach ($parameters as $key => $value) {
                 $response->getBody()->write("Key =>" . $key . ", value =>" . $value);
             }
-        return $response;
+            return $response->withHeader('Content-type', 'application/json');
         });
+    }catch (TypeError $t){
+    echo "Error, wrong parameters key, or no parameters write : ".$t->getMessage();
+    }
 
     // Run app
     $app->run();
 }catch (HttpNotFoundException $e) {
     echo "Error, not Found : " . $e->getMessage();
-}catch (TypeError $t){
-    echo "Error, wrong parameters key, or no parameters write : ".$t->getMessage();
 }