wei wang

> @luyi1678 what happens if you use a version of Dash < 1.21 as well as the 2.4.0 version of channels? As per #349 there are outstanding issues with version...

@GibbsConsulting sorry for a late reply. This is what I got when using 'python manage.py runserver'  And the pivot table shows up successfully by using 'python manage.py runserver --nostatic'...