Custom Taxonomy leads to 404 page

You can add flush_rewrite_rules() after registering your custom taxonomy. NOTE: Flush rules only on activation or deactivation, or when you know that the rewrite rules need to be changed. Don’t do it on any hook that will triggered on a routine basis. More detail information in the comments on WP Engineer’s post: Custom Post Type … Read more

Why can I not view image attachment pages?

From what you’ve described, it sounds like the theme doesn’t have an attachment.php template to handling displaying the actual attachment page. You check on the attachment page, by going to Appearance->Editor, and checking for an attachment.php; however, I believe that answer is incorrect. WordPress should default to displaying the image on the normal blog index … Read more

404 Page Not Found for Only One Post

It is not listed in the Codex but perhaps the word ‘slug’ in the pages URL is a reserved word? Just a wild guess and could be completely wrong. I thought it may be worth mentioning however as others may encounter a similar problem and might be the result of using reserved words. If you … Read more