What does this error mean:
Attempting to build Author Profile...
Searching for author's page on Amazon...
Author page found on Amazon!
Author's Amazon Page URL:
http://www.amazon.com/Lawrence-Krauss/e/B00J19F8CG
No author biography found on Amazon!
Downloading author image...
Resizing and cropping Author image...
Grayscale Base-64 encoded author image created!
Gathering author's other books...
An error occurred while creating the new Author Profile, Start Actions, and/or End Actions files: Object reference not set to an instance of an object.