Unable to log-in using an admin user on the team project.

Traceback (most recent call last):
  File "/home/tonis/Projects/lino/venv/py2.7/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 149, in get_response
    response = self.process_exception_by_middleware(e, request)
  File "/home/tonis/Projects/lino/venv/py2.7/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 147, in get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/home/tonis/Projects/lino/venv/py2.7/local/lib/python2.7/site-packages/django/views/generic/base.py", line 68, in view
    return self.dispatch(request, *args, **kwargs)
  File "/home/tonis/Projects/lino/venv/py2.7/local/lib/python2.7/site-packages/django/views/generic/base.py", line 88, in dispatch
    return handler(request, *args, **kwargs)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/views.py", line 128, in get
    return http.HttpResponse(renderer.html_page(request, **kw))
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 418, in html_page
    return jsgen.with_user_profile(user.profile, getit)
  File "/home/tonis/Projects/lino/src/lino/lino/utils/jsgen.py", line 118, in with_user_profile
    return func(*args, **kwargs)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 400, in getit
    self.build_js_cache(False)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 609, in build_js_cache
    return settings.SITE.kernel.make_cache_file(fn, write, force)
  File "/home/tonis/Projects/lino/src/lino/lino/core/kernel.py", line 940, in make_cache_file
    write(f)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 607, in write
    self.write_lino_js(f)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 785, in write_lino_js
    rh = rpt.get_handle()
  File "/home/tonis/Projects/lino/src/lino/lino/core/actors.py", line 712, in get_handle
    return self._get_handle(None, _handle_attr_name)
  File "/home/tonis/Projects/lino/src/lino/lino/core/actors.py", line 721, in _get_handle
    settings.SITE.kernel.setup_handle(h, ar)
  File "/home/tonis/Projects/lino/src/lino/lino/core/kernel.py", line 885, in setup_handle
    h.list_layout = ll.get_layout_handle(self.default_ui)
  File "/home/tonis/Projects/lino/src/lino/lino/core/layouts.py", line 526, in get_layout_handle
    h = LayoutHandle(self, ui)
  File "/home/tonis/Projects/lino/src/lino/lino/core/layouts.py", line 95, in __init__
    self.define_panel('main', layout.main)
  File "/home/tonis/Projects/lino/src/lino/lino/core/layouts.py", line 221, in define_panel
    e = self.desc2elem(name, desc, **kw)
  File "/home/tonis/Projects/lino/src/lino/lino/core/layouts.py", line 199, in desc2elem
    e = self.create_element(x)
  File "/home/tonis/Projects/lino/src/lino/lino/core/layouts.py", line 237, in create_element
    e = self.ui.renderer.create_layout_element(self, name, **options)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/ext_renderer.py", line 837, in create_layout_element
    return ext_elems.create_layout_element(*args, **kw)
  File "/home/tonis/Projects/lino/src/lino/lino/modlib/extjs/elems.py", line 2120, in create_layout_element
    lh.layout, name))
Exception: ColumnsLayout on faculties.Demands has no data element 'description'