If you've configured a trigger to display a lightbox when the timeline of the slide starts, you may find that it doesn't behave as expected. For example, it may not pause or resume correctly.
This issue was corrected in Update 1 for Storyline. To take advantage of the new features and fixes, download and install the latest version of Storyline from the link in your product confirmation email, or get it here. Then republish your Storyline project.