quests error

Server Error:
[16:26:07] [Server thread/ERROR]: Could not pass event InventoryClickEvent to Quests v3.7.2
java.lang.NoSuchMethodError: com.sk89q.worldguard.protection.managers.RegionManager.getApplicableRegions(Lorg/bukkit/Location;)Lcom/sk89q/worldguard/protection/ApplicableRegionSet;
	at me.blackvein.quests.listeners.PlayerListener.onInventoryClickEvent(PlayerListener.java:147) ~[?:?]
	at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor487.execute(Unknown Source) ~[?:?]
	at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:69) ~[patched_1.14.3.jar:git-Paper-110]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[patched_1.14.3.jar:git-Paper-110]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[patched_1.14.3.jar:git-Paper-110]

The Quest:
  custom5:
    name: Ground Zero &8(&eMedium&8)
    npc-giver-id: 20
    ask-message: Kill 40 Zombie Villagers in the dilapidated town.
    finish-message: '&aQUEST COMPLETED!'
    region: zomvillage
    gui-display: name-ROTTEN_FLESH:amount-1
    stages:
      ordered:
        '1':
          mobs-to-kill:
          - ZombieVillager
          mob-amounts:
          - 40
          start-message: '&4Kill &f40 &cZombie Villagers &fin the &cabandoned town
            &fto complete this &cquest&f!'
          complete-message: '&fGreat job! Come back tomorrow to redo this &cquest&f.'
    options:
      allow-commands: true
      allow-quitting: true
      use-dungeonsxl-plugin: false
      use-parties-plugin: true