Divi's Theme Builder page is gated by edit_theme_options; without it every TB ID answers like a missing one. Docblocks (Q16): the wp_die guard cannot restore WP_Hook nesting after a third-party wp_die inside a hook, and canEditTemplate expects IDs from Divi's list. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>