Assert that the control panel showed no error notification since the last action.
Examples
Then I should not see an error notification
Then we should not see an error notification
And I should not see an error notification
But I should not see an error notification
And we should not see an error notification
Pattern
Then(/^(I |we )*should not see an error notification$/, …)
Part of @webship-js/craft-cms-steps (github.com/webship/craft-cms-steps), a step pack for Webship-js 2.0.x.