GUI acceptance tests using environment deployed from packages.

Build: #1444 failed

Job: Onezone spaces multiuser failed

user adds two harvesters to space using invitation tokens and removes them from it[1oz 1op deployed]: Test case result

The below summarizes the result of the test " user adds two harvesters to space using invitation tokens and removes them from it[1oz 1op deployed]" in build 1,444 of Onedata Products - gui acceptance pkg - Chrome onezone spaces multiuser tests.
Description
user adds two harvesters to space using invitation tokens and removes them from it[1oz 1op deployed]
Test class
gui.scenarios.test_onezone_spaces_multiuser
Method
test_user_adds_two_harvesters_to_space_using_invitation_tokens_and_removes_them_from_it[1oz_1op_deployed]
Duration
7 mins
Status
Failed (New Failure)

Error Log

AttributeError: 'NoneType' object has no attribute 'create_new_harvester_button'
request = <FixtureRequest for <Function 'test_user_adds_two_harvesters_to_space_using_invitation_tokens_and_removes_them_from_it[1oz_1op_deployed]'>>

    @pytest.mark.usefixtures(*function_args)
    def scenario_wrapper(request):
>       _execute_scenario(feature, scenario, request, encoding)

/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:227: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:189: in _execute_scenario
    _execute_step_function(request, scenario, step, step_func)
/usr/local/lib/python3.6/dist-packages/pytest_bdd/scenario.py:130: in _execute_step_function
    step_func(**kwargs)
tests/utils/bdd_utils.py:77: in wrapper
    return fun(*ba.args, **ba.kwargs)
<decorator-gen-1003>:2: in create_harvester
    ???
tests/utils/utils.py:90: in wrapper
    return fun(*args, **kwargs)
tests/gui/meta_steps/onezone/harvesters.py:100: in create_harvester
    button_name, oz_page)
tests/utils/bdd_utils.py:77: in wrapper
    return fun(*ba.args, **ba.kwargs)
<decorator-gen-655>:2: in click_button_on_discovery_on_left_sidebar_menu
    ???
tests/utils/utils.py:90: in wrapper
    return fun(*args, **kwargs)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

selenium = {'browser1': <selenium.webdriver.chrome.webdriver.WebDriver (session="7b8196064f81dc0f06a4b2179d8d5d65")>, 'space_owner_browser': <selenium.webdriver.chrome.webdriver.WebDriver (session="c44b1776623807702c80e5de3c914952")>}
browser_id = 'browser1', button_name = 'create new harvester'
oz_page = <class 'tests.gui.utils.onezone.OZLoggedIn'>

    @wt(parsers.parse('user of {browser_id} clicks on {button_name} button '
                      'in discovery sidebar'))
    @repeat_failed(timeout=WAIT_FRONTEND)
    def click_button_on_discovery_on_left_sidebar_menu(selenium, browser_id,
                                                       button_name, oz_page):
        driver = selenium[browser_id]
        button = transform(button_name) + '_button'
>       getattr(oz_page(driver)['discovery'], button).click()
E       AttributeError: 'NoneType' object has no attribute 'create_new_harvester_button'

tests/gui/steps/onezone/harvesters/discovery.py:25: AttributeError