Title: d4derek's Topics | WordPress.org

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# d4derek

  [  ](https://wordpress.org/support/users/d4derek/)

 *   [Profile](https://wordpress.org/support/users/d4derek/)
 *   [Topics Started](https://wordpress.org/support/users/d4derek/topics/)
 *   [Replies Created](https://wordpress.org/support/users/d4derek/replies/)
 *   [Reviews Written](https://wordpress.org/support/users/d4derek/reviews/)
 *   [Topics Replied To](https://wordpress.org/support/users/d4derek/replied-to/)
 *   [Engagements](https://wordpress.org/support/users/d4derek/engagements/)
 *   [Favorites](https://wordpress.org/support/users/d4derek/favorites/)

 Search topics:

## Forum Topics Started

    - Topic
    - Participants
    - Replies
    - Last Post
 *  -  [3.9: 404 error on existing multisite sub-sites, new ones work?](https://wordpress.org/support/topic/39-404-error-on-existing-multisite-sub-sites-new-ones-work/)
    -  Started by: [d4derek](https://wordpress.org/support/users/d4derek/) in: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
    - 4
    - 8
    -  [12 years, 2 months ago](https://wordpress.org/support/topic/39-404-error-on-existing-multisite-sub-sites-new-ones-work/#post-4818189)
    -  [jircas](https://wordpress.org/support/users/leifang/)
 *