• I am running the latest mod versions of MCA and RadixCore.
• I can reproduce this issue with just MCA and RadixCore installed.
• I can provide my Minecraft version and MCA version.
• [] I have searched for the issue previously and it was either not previously reported, or previously fixed and I'm having the same problem.
• I am crashing and can provide my crash report.

1.10.2 5.2.1

game crash while attacking vanilla villagers

1.set Overwrite original villagers to false
2.attack a vanilla villager
3.the game will crash

---- Minecraft Crash Report ----
// Oops.

Time: 2016/8/15 上午 3:57
Description: Unexpected error

java.lang.ClassCastException: net.minecraft.entity.passive.EntityVillager cannot be cast to mca.entity.EntityHuman
at mca.core.forge.EventHooksForge.onLivingAttack(EventHooksForge.java:277)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_12_EventHooksForge_onLivingAttack_LivingAttackEvent.invoke(.dynamic)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:68)
at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:159)
at net.minecraftforge.common.ForgeHooks.onLivingAttack(ForgeHooks.java:496)
at net.minecraft.entity.EntityLivingBase.func_70097_a(EntityLivingBase.java:820)
at net.minecraft.entity.player.EntityPlayer.func_71059_n(EntityPlayer.java:1293)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78764_a(PlayerControllerMP.java:526)
at net.minecraft.client.Minecraft.func_147116_af(Minecraft.java:1452)
at net.minecraft.client.Minecraft.redirect$onClickMouse$0(Minecraft.java:118)
at net.minecraft.client.Minecraft.func_184117_aA(Minecraft.java:2179)
at net.minecraft.client.Minecraft.func_184118_az(Minecraft.java:1961)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1749)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1055)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371)
at net.minecraft.client.main.Main.main(SourceFile:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Thread: Client thread
Stacktrace:
at mca.core.forge.EventHooksForge.onLivingAttack(EventHooksForge.java:277)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_12_EventHooksForge_onLivingAttack_LivingAttackEvent.invoke(.dynamic)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:68)
at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:159)
at net.minecraftforge.common.ForgeHooks.onLivingAttack(ForgeHooks.java:496)
at net.minecraft.entity.EntityLivingBase.func_70097_a(EntityLivingBase.java:820)
at net.minecraft.entity.player.EntityPlayer.func_71059_n(EntityPlayer.java:1293)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78764_a(PlayerControllerMP.java:526)
at net.minecraft.client.Minecraft.func_147116_af(Minecraft.java:1452)
at net.minecraft.client.Minecraft.redirect$onClickMouse$0(Minecraft.java:118)
at net.minecraft.client.Minecraft.func_184117_aA(Minecraft.java:2179)
at net.minecraft.client.Minecraft.func_184118_az(Minecraft.java:1961)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityPlayerSP['HENREX'/140, l='MpServer', x=141.30, y=6.53, z=208.70]]
Chunk stats: MultiplayerChunkCache: 434, 434
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (53,4,39), Chunk: (at 5,0,7 in 3,2; contains blocks 48,0,32 to 63,255,47), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 69130 game time, 69130 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 72 total; [EntityPlayerSP['HENREX'/140, l='MpServer', x=141.30, y=6.53, z=208.70], EntityVillager['Villager'/136, l='MpServer', x=153.59, y=4.00, z=238.24], EntityVillager['Villager'/137, l='MpServer', x=160.07, y=5.00, z=227.49], EntitySpider['Spider'/138, l='MpServer', x=182.03, y=4.00, z=241.01], EntitySpider['Spider'/139, l='MpServer', x=190.91, y=4.00, z=250.57], EntityCreeper['Creeper'/141, l='MpServer', x=174.50, y=4.00, z=274.50], EntitySkeleton['Skeleton'/20237, l='MpServer', x=103.50, y=4.00, z=134.50], EntitySpider['Spider'/143, l='MpServer', x=150.50, y=4.00, z=282.50], EntityZombie['Zombie'/144, l='MpServer', x=142.61, y=4.00, z=271.11], EntityCreeper['Creeper'/145, l='MpServer', x=190.83, y=4.00, z=262.18], EntitySkeleton['Skeleton'/20244, l='MpServer', x=207.50, y=4.00, z=283.50], EntitySkeleton['Skeleton'/38, l='MpServer', x=127.50, y=4.00, z=143.50], EntityVillager['Villager'/40, l='MpServer', x=142.70, y=5.00, z=173.50], EntityVillager['Villager'/41, l='MpServer', x=140.42, y=5.00, z=173.50], EntityZombie['Zombie'/42, l='MpServer', x=137.79, y=5.00, z=175.30], EntityZombie['Zombie'/43, l='MpServer', x=137.20, y=5.00, z=175.30], EntitySkeleton['Skeleton'/44, l='MpServer', x=139.25, y=4.00, z=191.70], EntityVillager['Villager'/45, l='MpServer', x=156.25, y=4.00, z=218.55], EntityZombie['Zombie'/4909, l='MpServer', x=131.50, y=5.00, z=213.70], EntityZombie['Zombie'/46, l='MpServer', x=155.23, y=3.94, z=213.55], EntityVillager['Villager'/47, l='MpServer', x=136.70, y=5.00, z=215.50], EntitySpider['Spider'/50, l='MpServer', x=152.50, y=4.00, z=135.50], EntityEnderman['Enderman'/51, l='MpServer', x=150.50, y=4.00, z=133.50], EntitySpider['Spider'/52, l='MpServer', x=151.85, y=4.00, z=163.60], EntityVillager['Villager'/53, l='MpServer', x=156.50, y=4.00, z=181.75], EntitySpider['Spider'/4917, l='MpServer', x=70.07, y=4.00, z=176.08], EntityZombie['entity.Zombie.name'/26165, l='MpServer', x=172.56, y=5.00, z=215.48], EntityVillager['Villager'/54, l='MpServer', x=155.33, y=4.00, z=216.70], EntityVillager['Villager'/55, l='MpServer', x=147.49, y=5.00, z=215.39], EntityVillager['Villager'/56, l='MpServer', x=141.51, y=5.00, z=208.07], EntityVillager['Villager'/57, l='MpServer', x=159.43, y=5.00, z=217.50], EntityVillager['Villager'/58, l='MpServer', x=155.72, y=4.00, z=217.68], EntityVillager['Villager'/59, l='MpServer', x=153.30, y=5.00, z=228.30], EntitySpider['Spider'/4923, l='MpServer', x=154.50, y=4.00, z=159.50], EntityVillager['Villager'/60, l='MpServer', x=154.08, y=5.00, z=229.09], EntitySkeleton['Skeleton'/4925, l='MpServer', x=93.50, y=4.00, z=238.50], EntitySpider['Spider'/62, l='MpServer', x=167.79, y=4.00, z=158.65], EntityZombie['Zombie'/63, l='MpServer', x=164.22, y=4.00, z=172.42], EntitySkeleton['Skeleton'/64, l='MpServer', x=166.63, y=9.50, z=199.23], EntityCreeper['Creeper'/65, l='MpServer', x=181.48, y=4.00, z=205.83], EntityVillager['Villager'/66, l='MpServer', x=160.52, y=5.00, z=191.26], EntityVillager['Villager'/68, l='MpServer', x=167.56, y=5.00, z=221.30], EntityZombie['Zombie'/69, l='MpServer', x=173.31, y=5.00, z=216.09], EntityVillager['Villager'/70, l='MpServer', x=172.01, y=5.00, z=231.09], EntitySpider['Spider'/71, l='MpServer', x=169.26, y=4.00, z=228.98], EntityCreeper['Creeper'/75, l='MpServer', x=188.50, y=4.00, z=142.50], EntitySpider['Spider'/76, l='MpServer', x=181.50, y=4.00, z=137.50], EntityCreeper['Creeper'/77, l='MpServer', x=177.50, y=4.00, z=156.50], EntitySkeleton['Skeleton'/78, l='MpServer', x=186.70, y=4.00, z=154.48], EntitySkeleton['Skeleton'/79, l='MpServer', x=186.79, y=4.00, z=148.19], EntitySpider['Spider'/80, l='MpServer', x=179.97, y=4.00, z=160.07], EntityVillager['Villager'/81, l='MpServer', x=155.81, y=4.94, z=169.50], EntitySkeleton['Skeleton'/82, l='MpServer', x=177.72, y=4.00, z=184.55], EntityVillager['Villager'/83, l='MpServer', x=172.43, y=4.00, z=203.48], EntitySpider['Spider'/84, l='MpServer', x=184.11, y=4.00, z=201.40], EntityVillager['Villager'/85, l='MpServer', x=172.67, y=5.00, z=209.50], EntityVillager['Villager'/86, l='MpServer', x=181.70, y=5.79, z=215.30], EntityVillager['Villager'/87, l='MpServer', x=187.62, y=5.00, z=208.67], EntityZombie['Zombie'/88, l='MpServer', x=181.09, y=5.00, z=215.52], EntityVillager['Villager'/89, l='MpServer', x=185.53, y=3.94, z=211.84], EntityVillager['Villager'/90, l='MpServer', x=187.02, y=5.00, z=207.90], EntityCreeper['Creeper'/91, l='MpServer', x=191.20, y=4.94, z=219.71], EntitySpider['Spider'/93, l='MpServer', x=205.50, y=4.00, z=184.50], EntitySkeleton['Skeleton'/94, l='MpServer', x=203.79, y=4.00, z=218.79], EntityCreeper['Creeper'/95, l='MpServer', x=204.50, y=4.00, z=210.50], EntityVillager['Villager'/96, l='MpServer', x=197.53, y=5.00, z=225.72], EntityVillager['Villager'/97, l='MpServer', x=198.88, y=5.00, z=226.58], EntityWitch['Witch'/103, l='MpServer', x=216.50, y=4.00, z=137.50], EntitySpider['Spider'/105, l='MpServer', x=211.01, y=4.00, z=166.01], EntitySkeleton['Skeleton'/106, l='MpServer', x=221.32, y=4.00, z=193.73], EntitySkeleton['Skeleton'/108, l='MpServer', x=215.28, y=4.00, z=223.45], EntityCreeper['Creeper'/20215, l='MpServer', x=221.50, y=4.00, z=248.50]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:414)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2660)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:400)
at net.minecraft.client.main.Main.main(SourceFile:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.10.2
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_66, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 293078568 bytes (279 MB) / 667205632 bytes (636 MB) up to 4281597952 bytes (4083 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.32 Powered by Forge 12.18.1.2011 5 mods loaded, 5 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAAAA mcp{9.19} Minecraft Coder Pack
UCHIJAAAA FML{8.0.99.99} Forge Mod Loader
UCHIJAAAA Forge{12.18.1.2011} Minecraft Forge
UCHIJAAAA RadixCore{1.10.2-2.1.2} RadixCore
UCHIJAAAA MCA{1.10.2-5.2.1} Minecraft Comes Alive
Loaded coremods (and transformers):
GL info: ' Vendor: 'ATI Technologies Inc.' Version: '4.5.13399 Compatibility Profile Context 15.201.1151.1008' Renderer: 'AMD Radeon HD 5700 Series'
Launched Version: 1.10.2
LWJGL: 2.9.4
OpenGL: AMD Radeon HD 5700 Series GL version 4.5.13399 Compatibility Profile Context 15.201.1151.1008, ATI Technologies Inc.
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: CMM.zip
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz

it should be the same issue as #754