The error message ECOM00208 translates to “Error accessing S3 file”
It appears that the correct permissions were not exacted upon the destination folder. Please also check to see if the specified destination bucket exists. You can read all about S3 Amazon permissions for destinations at this Knowledge Base article: http://edchelp.wpengine.com/idx.php/9/032/Amazon-S3-Integration/article/Setting-permissions-for-Amazon-S3-bucket-delivery-from-encodingcom.html