If you receive any errors while playing a video follow these steps:

1. Clear the cache if attempting to play through a browser.
2. Try a different browser.
3. Attempt to play through one of VitalSource's downloadable Bookshelf applications
4. If you were trying to play through the Bookshelf application, try to view through the online access of Bookshelf
5. If there is a link for the video and you are getting an error, right-click on the image and select copy link location. Open a new browser and paste that URL to see if you can access it from that link. Try another browser.