Details
Description
This error happens on Safari with iOS 5.1.1 (ipad or iphone)
Create a course with a single pdf file with the flag "force download", login with a student user, click on the resource, click back in the browser and refresh the page.
A blank page is displayed (can't do anything else then closing the browser) and this error can be seen in debug mode.
Javascript error:
SECURITY_ERR: DOM Exception 18: An attempt was made to break through the security policy of the user agent.