Next Page links not correct when in categories

I use both EasyBlog and sh404sef. In hopes of improving things, I followed some of the advice you have given other users with sh404sef, but now I am

I have a menu item for All Categories, and then individual menu items for each of my four categories. The page links at the bottom of the page work for the 'All Categories' menu item, but not for the the individual Category pages. For instance, if I go to School News and try to proceed to the second page of posts, EasyBlog tries to take me to:
http://rosthernjuniorcollege.ca/school-news/categories/listings/Page-2.html

This throws an error with se404sef and I am prompted to:
http://rosthernjuniorcollege.ca/rjc-news/categories/listings/school-news/Page-2.html

I can't figure out which setting is causing this error.