{% extends 'bootstrap_4_layout.html.twig' %} {# Errors #} {# {% block form_errors -%} {% if errors|length > 0 -%} {% if form is not rootform %}{% else %}{% endif %} {%- for error in errors -%} {# use font-awesome icon library # } {{ error.message }} {%- endfor -%} {% if form is not rootform %}{% else %}{% endif %} {%- endif %} {%- endblock form_errors %} #}