"error incorrect value detected" window on mobile 3.5.2 when clicking on an image which should link to a quiz activity.
Create a quiz activity
In the description add an image
Include a link to the quiz around the image
Tick the box "display on course page"
Open the course page on web: the image opens the quizz
Open the course on mobile: the image fires a warning window: "error incorrect value detected"
Tested on android mobile 3.5.2 and on windows 10 desktop 3.5.2