Symfony 3 Entwickler-Seite zeigt nicht richtig

Question

i derzeit

zu handhaben symfony 3 und nach entlang this Tutorial bin learing, aber ich habe einige Fehler mit der rechten Darstellung der Seite, wenn ich etwas falsch in Symphonie codiert.

dies ist, wie es jetzt aussieht: wie folgt aussehen

ziemlich schlecht ...
aber es sollte:

Was bin ich dabei? stimmt etwas mit dem Weg nicht?
hier ist etwas aus der Protokolldatei:

Stack Trace 

    in vendor\twig\twig\lib\Twig\Parser.php at line 400 + 
    at Twig_Parser ->filterBodyNodes (object(Twig_Node_Text)) 
    in vendor\twig\twig\lib\Twig\Parser.php at line 413 + 
    at Twig_Parser ->filterBodyNodes (object(Twig_Node)) 
    in vendor\twig\twig\lib\Twig\Parser.php at line 113 + 
    at Twig_Parser ->parse (object(Twig_TokenStream)) 
    in var\cache\dev\classes.php at line 3807 + 
    at Twig_Environment ->parse (object(Twig_TokenStream)) 
    in var\cache\dev\classes.php at line 3835 + 
    at Twig_Environment ->compileSource (object(Twig_Source)) 
    in var\cache\dev\classes.php at line 3686 + 
    at Twig_Environment ->loadTemplate ('genus/show.html.twig') 
    in vendor\symfony\symfony\src\Symfony\Bridge\Twig\TwigEngine.php at line 126 + 
    at TwigEngine ->load ('genus/show.html.twig') 
    in vendor\symfony\symfony\src\Symfony\Bridge\Twig\TwigEngine.php at line 50 + 
    at TwigEngine ->render ('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
    in vendor\symfony\symfony\src\Symfony\Bundle\TwigBundle\TwigEngine.php at line 50 + 
    at TwigEngine ->render ('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
    in vendor\symfony\symfony\src\Symfony\Bundle\TwigBundle\TwigEngine.php at line 75 + 
    at TwigEngine ->renderResponse ('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template')), null) 
    in vendor\symfony\symfony\src\Symfony\Bundle\FrameworkBundle\Controller\Controller.php at line 212 + 
    at Controller ->render ('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
    in src\AppBundle\Controller\GenusController.php at line 31 + 
    at GenusController ->showAction ('octopus') 
    at call_user_func_array (array(object(GenusController), 'showAction'), array('octopus')) 
    in vendor\symfony\symfony\src\Symfony\Component\HttpKernel\HttpKernel.php at line 153 + 
    at HttpKernel ->handleRaw (object(Request), '1') 
    in vendor\symfony\symfony\src\Symfony\Component\HttpKernel\HttpKernel.php at line 68 + 
    at HttpKernel ->handle (object(Request), '1', true) 
    in vendor\symfony\symfony\src\Symfony\Component\HttpKernel\Kernel.php at line 169 + 
    at Kernel ->handle (object(Request)) 
    in web\app_dev.php at line 28 + 
    at require ('C:\xampp\htdocs\symphony\enc_file_service\web\app_dev.php') 
    in vendor\symfony\symfony\src\Symfony\Bundle\FrameworkBundle\Resources\config\router_dev.php at line 40 + 

Logs - 
1 error 

    INFO - Matched route "{route}". 
    INFO - Populated the TokenStorage with an anonymous Token. 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    CRITICAL - Uncaught PHP Exception Twig_Error_Syntax: "A template that extends another one cannot include contents outside Twig blocks. Did you forget to put the contents inside a {% block %} tag in "genus/show.html.twig" at line 2?" at C:\xampp\htdocs\symphony\enc_file_service\vendor\twig\twig\lib\Twig\Parser.php line 400 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 
    DEBUG - Notified event "{event}" to listener "{listener}". 

Stack Trace (Plain Text) - 

[1] Twig_Error_Syntax: A template that extends another one cannot include contents outside Twig blocks. Did you forget to put the contents inside a {% block %} tag in "genus/show.html.twig" at line 2? 
    at n/a 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\twig\twig\lib\Twig\Parser.php line 400 

    at Twig_Parser->filterBodyNodes(object(Twig_Node_Text)) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\twig\twig\lib\Twig\Parser.php line 413 

    at Twig_Parser->filterBodyNodes(object(Twig_Node)) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\twig\twig\lib\Twig\Parser.php line 113 

    at Twig_Parser->parse(object(Twig_TokenStream)) 
     in C:\xampp\htdocs\symphony\enc_file_service\var\cache\dev\classes.php line 3807 

    at Twig_Environment->parse(object(Twig_TokenStream)) 
     in C:\xampp\htdocs\symphony\enc_file_service\var\cache\dev\classes.php line 3835 

    at Twig_Environment->compileSource(object(Twig_Source)) 
     in C:\xampp\htdocs\symphony\enc_file_service\var\cache\dev\classes.php line 3686 

    at Twig_Environment->loadTemplate('genus/show.html.twig') 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bridge\Twig\TwigEngine.php line 126 

    at Symfony\Bridge\Twig\TwigEngine->load('genus/show.html.twig') 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bridge\Twig\TwigEngine.php line 50 

    at Symfony\Bridge\Twig\TwigEngine->render('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bundle\TwigBundle\TwigEngine.php line 50 

    at Symfony\Bundle\TwigBundle\TwigEngine->render('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bundle\TwigBundle\TwigEngine.php line 75 

    at Symfony\Bundle\TwigBundle\TwigEngine->renderResponse('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template')), null) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bundle\FrameworkBundle\Controller\Controller.php line 212 

    at Symfony\Bundle\FrameworkBundle\Controller\Controller->render('genus/show.html.twig', array('name' => 'octopus', 'notes' => array('Hello dude it is amazing to use twig', 'as a html css template', 'as a html css template'))) 
     in C:\xampp\htdocs\symphony\enc_file_service\src\AppBundle\Controller\GenusController.php line 31 

    at AppBundle\Controller\GenusController->showAction('octopus') 
     in line 

    at call_user_func_array(array(object(GenusController), 'showAction'), array('octopus')) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Component\HttpKernel\HttpKernel.php line 153 

    at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), '1') 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Component\HttpKernel\HttpKernel.php line 68 

    at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), '1', true) 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Component\HttpKernel\Kernel.php line 169 

    at Symfony\Component\HttpKernel\Kernel->handle(object(Request)) 
     in C:\xampp\htdocs\symphony\enc_file_service\web\app_dev.php line 28 

    at require('C:\xampp\htdocs\symphony\enc_file_service\web\app_dev.php') 
     in C:\xampp\htdocs\symphony\enc_file_service\vendor\symfony\symfony\src\Symfony\Bundle\FrameworkBundle\Resources\config\router_dev.php line 40 

EDIT:

{% extends 'base.html.twig' %} 

{% block title %}Genus {{ name }}{% endblock %} 

{% block body %} 
    <h2 class="genus-name">{{ name }}</h2> 
    <div class="sea-creature-container"> 
     <div class="genus-photo"></div> 
     <div class="genus-details"> 
      <dl class="genus-details-list"> 
       <dt>Subfamily:</dt> 
       <dd>Octopodinae</dd> 
       <dt>Known Species:</dt> 
       <dd>289</dd> 
       <dt>Fun Fact:</dt> 
       <dd>{{ funFact|raw }}</dd> 
      </dl> 
     </div> 
    </div> 

    <div id="js-notes-wrapper"></div> 
    <section id="cd-timeline"> 
    </section> 
{% endblock %} 

{% block javascripts %} 
    {{ parent() }} 

    <script src="https://cdnjs.cloudflare.com/ajax/libs/react/0.14.3/react.js"></script> 
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react/0.14.3/react-dom.js"></script> 
    <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.23/browser.min.js"></script> 

    <script type="text/babel" src="{{ asset('js/notes.react.js') }}"></script> 
    <script type="text/babel"> 
     var notesUrl = '{{ path('genus_show_notes', {'genusName': name}) }}'; 

     ReactDOM.render(
       <NoteSection url={notesUrl} />, 
       document.getElementById('js-notes-wrapper') 
     ); 
    </script> 

{% endblock %} 

Answer 1

Sie den Fehler gesehen haben:

 
[1] Twig_Error_Syntax: A template that extends another one cannot include contents outside Twig blocks. Did you forget to put the contents inside a {% block %} tag in "genus/show.html.twig" at line 2? 

Es ist wie Sie einen leeren Tag in der Gattung haben /show.html.twig Zeile 2, setze den Block