iThemes Security Pro was updated to version 4.9.1, from version 4.9.0. Changelog:
- Bug Fix: Prevent WP admin dashboard JavaScript from crashing when the File Change module is not loaded.
- Minor: Track raw memory used by the file change scanner as well.
- Minor: Page Load Scheduler: Unschedule single events before running them.
- This mirrors the behavior of the WP Cron scheduler.