Invalid block tag: 'static'

add {% load static %} at the top of html file, under the DOCTYPE html line

This worked for me

{% load staticfiles %}

include

{% load static %}

just above tag in your html file, it will make HTML file to load static files like css, js, images etc

07 Sept, 2020 i also faced the same problem on Django 3.2.2 and this worked for me.

{% load static %}