Developer credits
Git commits in Moodle 4.0.x by Hien Dinh
commit b82b0f6ce5b96df5ee72bdcfbfcffed818cf1bea Author: Hien Dinh <dpvhien.devÂgmail.com> Date: Tue, 20 Sep 2022 22:18:55 +0800 Tag: v4.0.5 MDL-72490 availability: Show error if conflict in date restriction