There is a problem with EZP generating image filenames containing exclamation marks. Popular e-mail services like Hotmail don't display images containing exclamation marks. A similiar issue was created and fixed before but the problem is not resolved. An example image getting blocked is this one: http://www.elle.nl/var/ellenl/storage/images/mode/nieuws/like!-nieuwe-cruyff-collectie/1918159-1-eng-GB/LIKE!-Nieuwe-Cruyff-Collectie_home_news.jpg

The issue created before is this one: issues.ez.no/IssueView.php?Id=14719