They can't "block" it, given the way it works on the IceBox. Having said that, there are definitely some shows which the Ad Detection software often has problems with (e.g. The Chase Australia).
Have you checked that it's not a problem with the Ad Detection process on your IceBox? You may want to check this thread for suggestions on ways to identify/fix the problem:
https://forum.icetv.com.au/iceforum/index.php?topic=7979.0
Have you checked that it's not a problem with the Ad Detection process on your IceBox? You may want to check this thread for suggestions on ways to identify/fix the problem:
https://forum.icetv.com.au/iceforum/index.php?topic=7979.0