01. The "(//html/.//input[./@type = 'submit' or ./@type = 'image' or ./@type = 'button'][(((./@id = 'Close' or ./@name = 'Close') or contains(./@value, 'Close')) or contains(./@title, 'Close'))] | .//input[./@type = 'image'][contains(./@alt, 'Close')] | .//button[((((./@id = 'Close' or ./@name = 'Close') or contains(./@value, 'Close')) or contains(normalize-space(string(.)), 'Close')) or contains(./@title, 'Close'))] | .//input[./@type = 'image'][contains(./@alt, 'Close')] | .//*[./@role = 'button'][(((./@id = 'Close' or ./@name = 'Close') or contains(./@value, 'Close')) or contains(./@title, 'Close') or contains(normalize-space(string(.)), 'Close'))])[1]" 

xpath node is not visible and it should be visible     In step `And I click on "Close" "button"'.                                                  

behat_general::i_click_on()     From scenario `Submit a PDF file as a student in a team and annotate the PDF as a teacher'. 

/var/www/html/moodle/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature:69     Of feature `In an assignment, teacher can annotate PDF files during grading'.               

/var/www/html/moodle/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature