Blog Sidebar Not Showing

Hello,

I recently updated the theme and none of the sidebars are showing, it’s just a blank space on the page. Here are some examples:

http://blakehudson.me/blog/

http://blakehudson.me/humility/

Have you encountered this issue before and is there a simple fix? If you need access to my site let me know. Would appreciate your help, thanks!