Thanks for reaching out to use in the land of the Forums. We do apologize that you are having issues with your iPad. You mentioned that you are getting an error. We have included a link to our website that will list the errors and the causes for those errors. Check this out, and see if it helps.
Understanding Watch on Slingbox.com error codes
Once we know the exact error you are getting, then we can move on to a resolution for your issue.
The Slingbox Moderation Team