Just updated the Mod of my Server and now my Client is throwing a new Error pointing an updateMood func.-

----- Crash Log -----

---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 3/18/14 4:45 PM
Description: Ticking entity

java.lang.NullPointerException
at mca.entity.AbstractEntity.updateMood(AbstractEntity.java:2954)
at mca.entity.AbstractEntity.func_70071_h_(AbstractEntity.java:289)
at mca.entity.AbstractChild.func_70071_h_(AbstractChild.java:50)
at mca.entity.EntityPlayerChild.func_70071_h_(EntityPlayerChild.java:254)
at net.minecraft.world.World.func_72866_a(World.java:2350)
at net.minecraft.world.World.func_72870_g(World.java:2311)
at net.minecraft.world.World.func_72939_s(World.java:2157)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1921)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838)
at net.minecraft.client.main.Main.main(SourceFile:101)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

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

-- Head --
Stacktrace:
at mca.entity.AbstractEntity.updateMood(AbstractEntity.java:2954)
at mca.entity.AbstractEntity.func_70071_h_(AbstractEntity.java:289)
at mca.entity.AbstractChild.func_70071_h_(AbstractChild.java:50)
at mca.entity.EntityPlayerChild.func_70071_h_(EntityPlayerChild.java:254)
at net.minecraft.world.World.func_72866_a(World.java:2350)
at net.minecraft.world.World.func_72870_g(World.java:2311)

-- Entity being ticked --
Details:
Entity Type: mca.EntityPlayerChild (mca.entity.EntityPlayerChild)
Entity ID: 494
Entity Name: entity.mca.EntityPlayerChild.name
Entity's Exact location: 2084.81, 63.00, 874.16
Entity's Block location: World: (2084,63,874), Chunk: (at 4,3,10 in 130,54; contains blocks 2080,0,864 to 2095,255,879), Region: (4,1; contains chunks 128,32 to 159,63, blocks 2048,0,512 to 2559,255,1023)
Entity's Momentum: 0.00, -0.08, 0.00
Stacktrace:
at net.minecraft.world.World.func_72939_s(World.java:2157)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['Amen0fis'/148, l='MpServer', x=2068.47, y=69.62, z=868.89]]
Chunk stats: MultiplayerChunkCache: 195
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (-323,64,454), Chunk: (at 13,4,6 in -21,28; contains blocks -336,0,448 to -321,255,463), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 6704505 game time, 2761825 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: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 102 total; [EntityClientPlayerMP['Amen0fis'/148, l='MpServer', x=2068.47, y=69.62, z=868.89], EntityZombie['Zombie'/550, l='MpServer', x=2134.50, y=22.00, z=824.50], EntityZombie['Zombie'/551, l='MpServer', x=2132.50, y=22.00, z=825.50], EntitySpider['Spider'/820, l='MpServer', x=2020.50, y=59.00, z=812.50], EntityMinecartChest['entity.MinecartChest.name'/546, l='MpServer', x=2136.44, y=17.34, z=797.91], EntitySkeleton['Skeleton'/817, l='MpServer', x=2058.50, y=35.00, z=921.50], EntityZombie['Zombie'/819, l='MpServer', x=2021.50, y=59.00, z=814.50], EntityCreeper['Creeper'/818, l='MpServer', x=2066.50, y=35.00, z=918.50], EntityChicken['Chicken'/554, l='MpServer', x=2142.59, y=62.44, z=935.44], EntityZombie['Zombie'/552, l='MpServer', x=2131.50, y=22.00, z=827.50], EntityZombie['Zombie'/553, l='MpServer', x=2130.50, y=22.00, z=826.50], EntityBat['Bat'/256, l='MpServer', x=2042.56, y=40.34, z=858.13], EntityMinecartChest['entity.MinecartChest.name'/565, l='MpServer', x=2146.50, y=21.50, z=806.50], EntityZombie['Zombie'/791, l='MpServer', x=2027.50, y=25.00, z=867.50], EntityMinecartChest['entity.MinecartChest.name'/524, l='MpServer', x=2100.50, y=32.50, z=812.50], EntityCow['Cow'/525, l='MpServer', x=2099.75, y=63.00, z=810.66], EntitySkeleton['Skeleton'/526, l='MpServer', x=2098.50, y=24.00, z=836.50], EntityZombie['Zombie'/527, l='MpServer', x=2099.50, y=24.00, z=845.50], EntityMinecartChest['entity.MinecartChest.name'/532, l='MpServer', x=2126.50, y=31.50, z=790.50], EntityZombie['Zombie'/535, l='MpServer', x=2116.91, y=27.00, z=791.50], EntityMinecartChest['entity.MinecartChest.name'/534, l='MpServer', x=2124.50, y=31.50, z=792.50], EntityIronGolem['Iron Golem'/529, l='MpServer', x=2104.28, y=55.00, z=856.72], EntityCreeper['Creeper'/528, l='MpServer', x=2111.50, y=33.00, z=846.50], EntitySkeleton['Skeleton'/530, l='MpServer', x=2098.50, y=31.00, z=864.50], EntityIronGolem['Iron Golem'/541, l='MpServer', x=2116.66, y=56.00, z=866.28], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/540, l='MpServer', x=2112.41, y=72.00, z=861.50], EntityZombie['Zombie'/780, l='MpServer', x=2091.50, y=32.00, z=853.50], EntityMinecartChest['entity.MinecartChest.name'/539, l='MpServer', x=2117.50, y=23.34, z=832.69], EntityCreeper['Creeper'/538, l='MpServer', x=2121.38, y=27.00, z=803.06], EntityHorse['Horse'/343, l='MpServer', x=2057.66, y=63.00, z=871.16], EntityBat['Bat'/615, l='MpServer', x=2043.53, y=32.19, z=816.66], EntityBat['Bat'/616, l='MpServer', x=2037.16, y=32.06, z=821.16], EntityIronGolem['Iron Golem'/345, l='MpServer', x=2063.06, y=64.00, z=875.88], EntityIronGolem['Iron Golem'/344, l='MpServer', x=2063.50, y=64.00, z=866.53], EntitySkeleton['Skeleton'/855, l='MpServer', x=2144.50, y=30.00, z=829.50], EntitySpider['Spider'/857, l='MpServer', x=2141.50, y=30.00, z=832.50], EntitySkeleton['Skeleton'/856, l='MpServer', x=2138.50, y=30.00, z=833.50], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/119, l='MpServer', x=2073.85, y=63.00, z=866.48], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/118, l='MpServer', x=2076.48, y=63.00, z=879.91], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/117, l='MpServer', x=2077.46, y=63.00, z=879.71], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/116, l='MpServer', x=2075.50, y=63.00, z=874.03], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/115, l='MpServer', x=2074.00, y=63.00, z=879.00], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/127, l='MpServer', x=2077.72, y=63.00, z=880.56], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/126, l='MpServer', x=2078.63, y=63.00, z=880.53], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/125, l='MpServer', x=2075.94, y=63.00, z=880.59], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/124, l='MpServer', x=2077.81, y=63.00, z=881.50], EntityItem['item.item.bone'/123, l='MpServer', x=2078.69, y=64.13, z=869.78], EntityIronGolem['Iron Golem'/122, l='MpServer', x=2065.24, y=64.42, z=868.32], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/121, l='MpServer', x=2077.13, y=64.00, z=870.59], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/120, l='MpServer', x=2070.72, y=63.00, z=866.50], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/137, l='MpServer', x=2051.69, y=63.00, z=899.53], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/136, l='MpServer', x=2076.25, y=65.16, z=884.44], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/139, l='MpServer', x=2045.28, y=63.00, z=896.28], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/138, l='MpServer', x=2050.50, y=63.09, z=896.47], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/141, l='MpServer', x=2045.25, y=63.00, z=898.25], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/140, l='MpServer', x=2046.63, y=63.00, z=902.69], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/143, l='MpServer', x=2046.22, y=63.00, z=899.31], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/142, l='MpServer', x=2045.84, y=63.00, z=897.25], EntityIronGolem['Iron Golem'/129, l='MpServer', x=2075.28, y=64.00, z=891.06], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/128, l='MpServer', x=2076.88, y=63.00, z=881.56], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/131, l='MpServer', x=2076.88, y=64.00, z=883.16], EntityIronGolem['Iron Golem'/130, l='MpServer', x=2070.63, y=64.00, z=891.00], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/133, l='MpServer', x=2077.22, y=64.75, z=884.63], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/132, l='MpServer', x=2068.59, y=65.22, z=888.16], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/135, l='MpServer', x=2069.56, y=65.16, z=888.41], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/134, l='MpServer', x=2077.88, y=64.00, z=882.41], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/144, l='MpServer', x=2033.25, y=64.00, z=911.63], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/145, l='MpServer', x=2055.94, y=63.00, z=892.50], EntityIronGolem['Iron Golem'/146, l='MpServer', x=2054.34, y=63.00, z=894.41], EntityIronGolem['Iron Golem'/147, l='MpServer', x=2063.75, y=64.00, z=885.63], EntityCreeper['Creeper'/186, l='MpServer', x=1995.31, y=64.00, z=816.31], EntityBat['Bat'/187, l='MpServer', x=1996.25, y=38.09, z=867.75], EntityCreeper['Creeper'/185, l='MpServer', x=1999.50, y=66.00, z=817.50], EntityCow['Cow'/183, l='MpServer', x=1998.78, y=64.00, z=796.75], EntityCow['Cow'/205, l='MpServer', x=2002.53, y=65.00, z=801.69], EntitySkeleton['Skeleton'/207, l='MpServer', x=2009.50, y=37.75, z=860.50], EntitySkeleton['Skeleton'/206, l='MpServer', x=2011.50, y=67.00, z=825.50], EntityZombie['Zombie'/766, l='MpServer', x=2077.50, y=28.00, z=821.50], EntityWolf['Wolf'/458, l='MpServer', x=2065.28, y=63.00, z=841.47], EntityZombie['Zombie'/767, l='MpServer', x=2078.50, y=28.00, z=827.50], EntityBat['Bat'/457, l='MpServer', x=2069.75, y=16.34, z=818.38], EntityMinecartChest['entity.MinecartChest.name'/456, l='MpServer', x=2079.50, y=28.34, z=825.50], EntityCreeper['Creeper'/455, l='MpServer', x=2078.97, y=32.00, z=810.59], EntityCreeper['Creeper'/208, l='MpServer', x=2009.69, y=63.00, z=861.16], EntityCreeper['Creeper'/209, l='MpServer', x=2011.50, y=63.00, z=852.50], EntityCreeper['Creeper'/210, l='MpServer', x=2010.50, y=63.00, z=851.50], EntityCreeper['Creeper'/211, l='MpServer', x=2010.50, y=63.00, z=857.50], EntityCreeper['Creeper'/229, l='MpServer', x=2019.50, y=37.00, z=829.50], EntityVillagerAdult['entity.mca.EntityVillagerAdult.name'/496, l='MpServer', x=2079.69, y=63.68, z=875.43], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/497, l='MpServer', x=2080.28, y=63.00, z=884.69], EntityWolf['Wolf'/499, l='MpServer', x=2090.16, y=64.00, z=884.34], EntityChicken['Chicken'/254, l='MpServer', x=2037.38, y=47.00, z=851.56], EntityIronGolem['Iron Golem'/493, l='MpServer', x=2086.94, y=55.00, z=860.28], EntityItem['item.item.egg'/255, l='MpServer', x=2036.34, y=47.13, z=852.19], EntityIronGolem['Iron Golem'/492, l='MpServer', x=2094.28, y=55.00, z=825.28], EntityItem['item.item.string'/495, l='MpServer', x=2082.34, y=63.13, z=879.28], EntityPlayerChild['entity.mca.EntityPlayerChild.name'/494, l='MpServer', x=2084.81, y=63.00, z=874.16], EntityHorse['Horse'/253, l='MpServer', x=2040.97, y=24.00, z=854.16], EntityCreeper['Creeper'/489, l='MpServer', x=2087.50, y=32.00, z=807.50], EntityZombie['Zombie'/488, l='MpServer', x=2086.50, y=31.00, z=814.50], EntityZombie['Zombie'/491, l='MpServer', x=2087.50, y=31.00, z=818.50], EntityCreeper['Creeper'/490, l='MpServer', x=2089.50, y=32.00, z=810.50]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Non-integrated multiplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:440)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2312)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:856)
at net.minecraft.client.main.Main.main(SourceFile:101)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Linux (amd64) version 3.5.0-47-generic
Java Version: 1.7.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 171654840 bytes (163 MB) / 466616320 bytes (445 MB) up to 954728448 bytes (910 MB)
JVM Flags: 1 total; -Xmx1G
AABB Pool Size: 10989 (615384 bytes; 0 MB) allocated, 10989 (615384 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 13 mods loaded, 13 mods active
mcp{8.09} Minecraft Coder Pack Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
FML{6.4.49.965} Forge Mod Loader Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Forge{9.11.1.965} Minecraft Forge Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
CodeChickenCore{0.9.0.9} CodeChicken Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
NotEnoughItems{1.6.1.9} [Not Enough Items](NotEnoughItems 1.6.1.9.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
jammyfurniture{4.5} Jammy Furniture Mod Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
DamageIndicatorsMod{2.9.2.3} [Damage Indicators](1.6.4 DamageIndicatorsv2.9.2.3.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
mod_ReiMinimap{v3.4_01 [1.6.2]} mod_ReiMinimap Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
cfm{3.2.7} §4MrCrayfish's Furniture Mod Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BiblioCraft{1.5.4} BiblioCraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
FinderCompass{1.6.4X} Finder Compass Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
mca{3.6.1} [Minecraft Comes Alive](MCA-3.6.1 MC-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
opalsplus{1.6.4.3} opalsplus Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Launched Version: 1.6.4-Forge9.11.1.965
LWJGL: 2.9.0
OpenGL: Mesa DRI Intel(R) Ivybridge Mobile GL version 3.0 Mesa 9.0.3, Intel Open Source Technology Center
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Pack: Default
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 22 (1232 bytes; 0 MB) allocated, 22 (1232 bytes; 0 MB) used

Download and install again from the same links, MCA has been silently updated to address this problem. Update the client and server. Let me know if it works.

Closed for lack of information.