1. Open contextual-related-posts.php
2. Search for
3. Replace it with
add_filter('the_content', 'ald_crp_content', 15);
That's all. It's more a workaround than a real fix, as the problem actually lies within TooltipGlossary. But fixing that is beyond my capabilities.
Would be nice if there was an option for that in the settings page.