To disable the link on Cakes gallery page, please edit loop-portfolio.php on around line 279 and 301, please find:
<h2><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
and replace the above with the following:
<h2><?php the_title(); ?></h2>
Hope that helps, otherwise, please apply a new ticket mentioning your problem.