Hỏi đáp lỗi Plugin MMOitems ;-;

[21:35:11 ERROR]: Could not pass event EntityDamageByEntityEvent to MMOItems v6.7.3
java.lang.NullPointerException: Cannot invoke "net.Indyuce.mmoitems.api.interaction.projectile.ProjectileData.cacheInitialDamage(double)" because the return value of "java.util.Map.get(Object)" is null
at net.Indyuce.mmoitems.manager.EntityManager.cacheInitialProjectileDamage(EntityManager.java:130) ~[MMOItems-6.7.3.jar:?]
at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor1104.execute(Unknown Source) ~[?:?]
at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:75) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:git-Paper-267]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:629) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.callEvent(CraftEventFactory.java:248) ~[paper-1.18.2.jar:git-Paper-267]
at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.callEntityDamageEvent(CraftEventFactory.java:1151) ~[paper-1.18.2.jar:git-Paper-267]
at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.handleEntityDamageEvent(CraftEventFactory.java:1010) ~[paper-1.18.2.jar:git-Paper-267]
at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.handleNonLivingEntityDamageEvent(CraftEventFactory.java:1204) ~[paper-1.18.2.jar:git-Paper-267]
at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.handleNonLivingEntityDamageEvent(CraftEventFactory.java:1194) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.world.entity.projectile.AbstractHurtingProjectile.hurt(AbstractHurtingProjectile.java:189) ~[?:?]
at net.minecraft.world.entity.projectile.AbstractArrow.onHitEntity(AbstractArrow.java:411) ~[?:?]
at net.minecraft.world.entity.projectile.Projectile.onHit(Projectile.java:181) ~[?:?]
at net.minecraft.world.entity.projectile.Projectile.preOnHit(Projectile.java:172) ~[?:?]
at net.minecraft.world.entity.projectile.AbstractArrow.preOnHit(AbstractArrow.java:305) ~[?:?]
at net.minecraft.world.entity.projectile.AbstractArrow.tick(AbstractArrow.java:241) ~[?:?]
at net.minecraft.world.entity.projectile.Arrow.tick(Arrow.java:112) ~[?:?]
at net.minecraft.server.level.ServerLevel.tickNonPassenger(ServerLevel.java:1134) ~[?:?]
at net.minecraft.world.level.Level.guardEntityTick(Level.java:936) ~[?:?]
at net.minecraft.server.level.ServerLevel.lambda$tick$5(ServerLevel.java:673) ~[?:?]
at net.minecraft.world.level.entity.EntityTickList.forEach(EntityTickList.java:43) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.server.level.ServerLevel.tick(ServerLevel.java:653) ~[?:?]
at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1591) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:483) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1455) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1225) ~[paper-1.18.2.jar:git-Paper-267]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:315) ~[paper-1.18.2.jar:git-Paper-267]
at java.lang.Thread.run(Thread.java:833) ~[?:?]

thí chủ nào thấy được lỗi chỉ tại hạ fix với, đa tạ