title: Invalid block tag : 'endblock'. Did you forget to register or load this tag?
body: <p>l get stuck in this error. l'm fresh user of <code>Django</code> and l m learning it by following steps on Youtube channel. l did everything same but l got this block tag error.
  here is layout1 html content:</p>
  
  <pre><code>&lt;!DOCTYPE html&gt;
  &lt;html lang="en"&gt;
  
  &lt;head&gt;
      &lt;meta charset="UTF-8"&gt;
      &lt;title&gt;{ % block title %}{% endblock %}&lt;/title&gt;
  &lt;/head&gt;
  &lt;body&gt;
  { % block content %}   {% endblock %}
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>
  
  <p>index html content:</p>
  
  <pre><code>{% extends "layout/layout1.html"%}
  
  
  {% block title %}The Video page{% endblock %}
  
  
  { % block content %}
  
  
  &lt;h1&gt;This is a html&lt;/h1&gt;
  
  &lt;p&gt;This is a p tag&lt;/p&gt;
  
  &lt;a href="http://www.noobmovies.com"&gt;Click me!&lt;/a&gt;
  &lt;img src="https://upload.wikimedia.org/wikipedia/en/7/72/Anthony_Raneri.jpg"/&gt;
  
  {% endblock % }
  </code></pre>
  
  <p>views.py content:</p>
  
  <pre><code>from django.template.response   import TemplateResponse
  
  
  # Create your views here.
  def video(request):
  
      return TemplateResponse (request,"video/index.html",{})
  </code></pre>
  
  <p>how can l handle this problem? as l did double-check to make sure everything is typed same like Youtube channel and normally ,l did not get where l did a mistake.</p>