I am having a similar issue. I published a post and it is not showing up. The only way to view it is by following a direct link to it: http://www.teachingwithnancy.com/stem-implementation-early-grades/
My web address is: http://www.teachingwithnancy.com/
I have contacted my hosting site but they could not help me. I installed a Cache plug in as suggested by another thread but no luck.
I am having the same issue. I just published a post and it is not showing up. I can only access it with a direct link to the post. I installed WP Fastest Cache, unpublished and republished but had no luck.