good plugin but..

Could not pass event PlayerDeathEvent to KillEffects v1.1.1
org.bukkit.event.EventException
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[patched.jar:git-PaperSpigot-"4c7641d"]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[patched.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:517) [patched.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:502) [patched.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.callPlayerDeathEvent(CraftEventFactory.java:396) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityPlayer.die(EntityPlayer.java:425) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityLiving.damageEntity(EntityLiving.java:822) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityHuman.damageEntity(EntityHuman.java:801) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityPlayer.damageEntity(EntityPlayer.java:504) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityHuman.attack(EntityHuman.java:1002) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.EntityPlayer.attack(EntityPlayer.java:1086) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1382) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:52) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:11) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [patched.jar:git-PaperSpigot-"4c7641d"]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_292]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_292]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [patched.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [patched.jar:git-PaperSpigot-"4c7641d"]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_292]
Caused by: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_8_R3.entity.CraftFirework cannot be cast to org.bukkit.entity.LivingEntity
at thelovatopro.kill_effects.cofig.Configfirework.killPR(Configfirework.java:32) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_292]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_292]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_292]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_292]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[patched.jar:git-PaperSpigot-"4c7641d"]
... 23 more

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Good plugin you could add more visual effects like explosions
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god plugin =)
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