Frappe website Server Error

There seems to be a server error on https://frappe.io/blog

Traceback (innermost last):
  File "/home/frappe/frappe-bench/apps/frappe/frappe/app.py", line 69, in application
    response = frappe.website.render.render(request.path)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/render.py", line 40, in render
    data = render_page(path)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/render.py", line 107, in render_page
    return build(path)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/render.py", line 114, in build
    return build_page(path)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/render.py", line 127, in build_page
    context = get_context(path)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/context.py", line 16, in get_context
    context = build_context(context)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/website/context.py", line 54, in build_context
    ret = module.get_context(context)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/templates/pages/list.py", line 22, in get_context
    context.update(get(**frappe.local.form_dict))
  File "/home/frappe/frappe-bench/apps/frappe/frappe/templates/pages/list.py", line 58, in get
    set_route(new_context)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/templates/pages/list.py", line 73, in set_route
    context.route = context.doc.get_route()
 TypeError: 'NoneType' object is not callable

I’m also having this problem.