[04:42:09 ERROR]: Could not pass event EntityDamageByEntityEvent to Species v1.0.0
org.bukkit.event.EventException
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:309) ~[server.jar:git-TacoSpigot-bf023c7d]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:508) [server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:493) [server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.callEvent(CraftEventFactory.java:93) [server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.callEntityDamageEvent(CraftEventFactory.java:594) [server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.handleEntityDamageEvent(CraftEventFactory.java:507) [server.jar:git-TacoSpigot-bf023c7d]
at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.handleLivingEntityDamageEvent(CraftEventFactory.java:626) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityLiving.d(EntityLiving.java:1160) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityLiving.damageEntity(EntityLiving.java:794) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityMonster.damageEntity(EntityMonster.java:42) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityZombie.damageEntity(EntityZombie.java:167) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityHuman.attack(EntityHuman.java:1013) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.EntityPlayer.attack(EntityPlayer.java:1089) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1371) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:52) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:11) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-TacoSpigot-bf023c7d]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_212]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_212]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:785) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:427) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:724) [server.jar:git-TacoSpigot-bf023c7d]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:627) [server.jar:git-TacoSpigot-bf023c7d]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
at net.spacedelta.species.species.skill.species.siren.artiste.CrescendoSkill.onDamage(CrescendoSkill.java:73) ~[species-1.0-SNAPSHOT.jar:?]
at sun.reflect.GeneratedMethodAccessor869.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_212]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_212]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:307) ~[server.jar:git-TacoSpigot-bf023c7d]
... 26 more