ScreamingBedwars plugin kinda sucks tbh it's actually really buggy and gets too complicated when it deleted my arenas automatically so I feel like you should update the plugin or either a new one like this one
Plugin: https://www.spigotmc.org/threads/bedwars.337358/#post-3140966 Plugin Download: https://www.mediafire.com/file/77hact9yd1jgkqc/BedWars.jar/file