LEARNDASH_DEBUG define( 'LEARNDASH_DEBUG', bool $value ) Define LearnDash LMS – Enable debug message output. ContentsDescription Parameters Source Changelog Related @package Description # Parameters # $value (bool) (Required) Only one of the following values. 'true'(bool) Will output debug message similar to the WordPress WP_DEBUG define. 'false'(bool) Default Source # File: learndash-scalar-constants.php Changelog # Changelog Version Description 2.5.9 Introduced. Related # @package # LearnDash