error in category-template.php

Hi, I have a Problem with my homepage, on posts-pages on top of the page is is the folowing Error: Warning: array_map(): Argument #2 should be an array in /homepages/31/d29414605/htdocs/app523205823/wp-includes/category-template.php on line 1158 class="single single-post postid-3907 single-format-standard logged-in admin-bar no-customize-support custom-background right-sidebar"> Has this anything to do with the Theme? best regards Simon