[Bug] Thunderbolt causes Fatal Error

[KamiSami]

Describe the bug
Thunderbolt causes DC and then giving fatal error upon using thunderbolt on the mighty ender chicken and possibly other boss mobs. Naga from twilight forest does also give fatal error.

To Reproduce
Steps to reproduce the behavior:
Use thunderbolt on mighty ender chicken, i believe i experienced this issue with some other boss mobs before too but i can't remember right now which ones, i'll leave comment of which mobs if needed, then i will test various boss mobs. And naga from twilight forest also gives fatal error.

Expected behavior
To damage the enemy without DCing and getting error

Screenshots
None

Desktop (please complete the following information):
•OS: Windows 7 Ultimate
•MC Version and Forge version: forge-14.23.5.2815 Minecraft 1.12.2
•Version AcademyCraft 1.1.1

Additional context
Error log, i believe this is all that it gave me upon using thunder bolt https://pastebin.com/qL7a3Dhp

[WeAthFoLD]

[09:53:22] [Netty Local Client IO #1/ERROR]: FMLIndexedMessageCodec exception caught
io.netty.handler.codec.DecoderException: java.lang.RuntimeException: Error deserializing network message perform@cn.academy.ability.vanilla.electromaster.skill.ThunderBoltContext@62244409
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:98) ~[MessageToMessageDecoder.class:4.1.9.Final]
	at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) ~[MessageToMessageCodec.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334) [DefaultChannelPipeline$HeadContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926) [DefaultChannelPipeline.class:4.1.9.Final]
	at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:274) [EmbeddedChannel.class:4.1.9.Final]
	at net.minecraftforge.fml.common.network.internal.FMLProxyPacket.processPacket(FMLProxyPacket.java:108) [FMLProxyPacket.class:?]
	at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:155) [NetworkManager.class:?]
	at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:49) [NetworkManager.class:?]
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.handleClientSideCustomPacket(NetworkDispatcher.java:386) [NetworkDispatcher.class:?]
	at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:272) [NetworkDispatcher.class:?]
	at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:72) [NetworkDispatcher.class:?]
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334) [DefaultChannelPipeline$HeadContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [AbstractChannelHandlerContext.class:4.1.9.Final]
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926) [DefaultChannelPipeline.class:4.1.9.Final]
	at io.netty.channel.local.LocalChannel.finishPeerRead0(LocalChannel.java:443) [LocalChannel.class:4.1.9.Final]
	at io.netty.channel.local.LocalChannel.access$500(LocalChannel.java:49) [LocalChannel.class:4.1.9.Final]
	at io.netty.channel.local.LocalChannel$5.run(LocalChannel.java:397) [LocalChannel$5.class:4.1.9.Final]
	at io.netty.channel.DefaultEventLoop.run(DefaultEventLoop.java:54) [DefaultEventLoop.class:4.1.9.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858) [SingleThreadEventExecutor$5.class:4.1.9.Final]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
Caused by: java.lang.RuntimeException: Error deserializing network message perform@cn.academy.ability.vanilla.electromaster.skill.ThunderBoltContext@62244409
	at cn.lambdalib2.s11n.network.NetworkMessage$Message.fromBytes(NetworkMessage.java:364) ~[NetworkMessage$Message.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:36) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:26) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:107) ~[FMLIndexedMessageToMessageCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:38) ~[FMLIndexedMessageToMessageCodec.class:?]
	at io.netty.handler.codec.MessageToMessageCodec$2.decode(MessageToMessageCodec.java:81) ~[MessageToMessageCodec$2.class:4.1.9.Final]
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:88) ~[MessageToMessageDecoder.class:4.1.9.Final]
	... 33 more
Caused by: java.lang.RuntimeException: Error deserializing type class cn.academy.ability.vanilla.electromaster.skill.AttackData
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeRecursively(NetworkS11n.java:629) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeWithHint(NetworkS11n.java:619) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserialize(NetworkS11n.java:586) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkMessage$Message.fromBytes(NetworkMessage.java:357) ~[NetworkMessage$Message.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:36) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:26) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:107) ~[FMLIndexedMessageToMessageCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:38) ~[FMLIndexedMessageToMessageCodec.class:?]
	at io.netty.handler.codec.MessageToMessageCodec$2.decode(MessageToMessageCodec.java:81) ~[MessageToMessageCodec$2.class:4.1.9.Final]
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:88) ~[MessageToMessageDecoder.class:4.1.9.Final]
	... 33 more
Caused by: cn.lambdalib2.s11n.network.NetworkS11n$ContextException: No entity with such ID
	at cn.lambdalib2.s11n.network.NetworkS11n$15.read(NetworkS11n.java:317) ~[NetworkS11n$15.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n$15.read(NetworkS11n.java:296) ~[NetworkS11n$15.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeWithHint(NetworkS11n.java:605) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserialize(NetworkS11n.java:586) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeRecursivelyInto(NetworkS11n.java:638) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeRecursively(NetworkS11n.java:626) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserializeWithHint(NetworkS11n.java:619) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkS11n.deserialize(NetworkS11n.java:586) ~[NetworkS11n.class:?]
	at cn.lambdalib2.s11n.network.NetworkMessage$Message.fromBytes(NetworkMessage.java:357) ~[NetworkMessage$Message.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:36) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.simpleimpl.SimpleIndexedCodec.decodeInto(SimpleIndexedCodec.java:26) ~[SimpleIndexedCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:107) ~[FMLIndexedMessageToMessageCodec.class:?]
	at net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec.decode(FMLIndexedMessageToMessageCodec.java:38) ~[FMLIndexedMessageToMessageCodec.class:?]
	at io.netty.handler.codec.MessageToMessageCodec$2.decode(MessageToMessageCodec.java:81) ~[MessageToMessageCodec$2.class:4.1.9.Final]
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:88) ~[MessageToMessageDecoder.class:4.1.9.Final]
	... 33 more

[zeldacl]

fix in LL2

[Paindar]

末影龙本体不吃荆棘伤害以外的伤害，根据Part获取EntityDragon并ctx.attack不会对末影龙造成伤害。