My artwork/Cover art is right in iTunes but wrong on my iPad

 

Symptoms

This appears to be a bug in iTunes/iOS that is discussed on various forums.  The symptoms of the bug are that when you update cover art on a movie or TV series, the updates are not displayed on the iPad.  Alternatively, cover arts may get swapped - for example, the cover art of one movie may show as the cover art of a completely different movie.
 
This is a bug within iOS on iPad, and doesn't appear to affect other iOS devices.
 

Work Around

 
This appears to be due to incorrect caching within the Video app on the iPad.  To rebuild the cache follow these steps:
 
 
Please note that this is a bug within iOS for iPad (at the time of writing) and not a bug within iHomeServer.