Multiple 404 Errors After Upgrade Or Install Multiple 404 Errors After Upgrade Or Install February 10, 2016 David Martin - Support A common WordPress 404 error can often occur after installing a theme or upgrading the theme to the latest version. To resolve this, please re-save your Permalink settings. Dashboard => Settings => Permalink => Save. 0 0 Newer Product Images Blurry For Mobile Devices Only Older Menu Location Will Not Save / Cannot Update Menu Comments (0) Leave a reply Click here to cancel the reply Your email address will not be published. Required fields are marked *CommentName * Email * Website Save my name, email, and website in this browser for the next time I comment. By using this form you agree with the storage and handling of your data by this website. * This site uses Akismet to reduce spam. Learn how your comment data is processed.