title: Scheduled Posts preview throwing 404 on some subsites within a wordpress multisite
body: <p>I am facing a strange issue within my wordpress multisite setup with 5 sub sites. i am using revisions plugin to schedule posts.so when a post is scheduled and i hit for a preview for the post its throwing 404 page not found. strangely its happening on two of the sub sites , while the others are working fine.</p>
  <ul>
  <li>My permalink structure is set to post</li>
  <li>i am using mu domain mapping plugin</li>
  <li>I have reset the permalink to default but its not solved anything</li>
  <li>Disabled and renabled the schedule plugin but no luck</li>
  </ul>
  <p>Please help me resolve the issue . thanks</p>