I had a problem with the new kdice, I couldn't ever see the game board.
Well for anyone else who uses a mac and surfs using safari(also you probably have to be a bit slow like me to to not have automatically tried this)empty the cache if you can't see the board and reload the page.
Works everytime.

PS. for people even slower than me you go to the safari menu(up on the bar next to File and click 'empty cache...'