{% if render_template_errors %}
<div class="alert alert-error">
<p><em>Template error</em>: {{ message }}</p>
<p>{{ exception }}</p>
</div>
{% endif %}
<script type="text/javascript">
    console.log("Error in template: {{ template_name }}");
    console.log("    {{ message|escape }}");
    console.log("    {{ exception|escape }}");
</script>