DoggyTalents spawning error on Server

[10:26:29] [main/FATAL] [net.minecraft.client.Minecraft]: Error executing task
java.util.concurrent.ExecutionException: java.lang.RuntimeException: A severe problem occurred during the spawning of an entity at (95.5, 74.0, 275.5)
	at java.util.concurrent.FutureTask.report(Unknown Source) ~[?:1.8.0_181]
	at java.util.concurrent.FutureTask.get(Unknown Source) ~[?:1.8.0_181]
	at net.minecraft.util.Util.runTask(Util.java:54) [Util.class:?]
	at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1176) [Minecraft.class:?]
	at net.minecraft.client.Minecraft.run(Minecraft.java:441) [Minecraft.class:?]
	at net.minecraft.client.main.Main.main(Main.java:118) [Main.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_181]
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_181]
	at net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97) [start/:?]
	at GradleStart.main(GradleStart.java:25) [start/:?]
Caused by: java.lang.RuntimeException: A severe problem occurred during the spawning of an entity at (95.5, 74.0, 275.5)
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.spawnEntity(EntitySpawnHandler.java:136) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.process(EntitySpawnHandler.java:64) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.lambda$channelRead0$0(EntitySpawnHandler.java:55) ~[EntitySpawnHandler.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_181]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_181]
	at net.minecraft.util.Util.runTask(Util.java:53) ~[Util.class:?]
	... 15 more
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_181]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_181]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_181]
	at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:1.8.0_181]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.spawnEntity(EntitySpawnHandler.java:88) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.process(EntitySpawnHandler.java:64) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.lambda$channelRead0$0(EntitySpawnHandler.java:55) ~[EntitySpawnHandler.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_181]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_181]
	at net.minecraft.util.Util.runTask(Util.java:53) ~[Util.class:?]
	... 15 more
Caused by: java.lang.NullPointerException
	at doggytalents.helper.DogLocationManager.getHandler(DogLocationManager.java:31) ~[DogLocationManager.class:?]
	at doggytalents.entity.EntityAbstractDog.<init>(EntityAbstractDog.java:45) ~[EntityAbstractDog.class:?]
	at doggytalents.entity.EntityDog.<init>(EntityDog.java:108) ~[EntityDog.class:?]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_181]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_181]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_181]
	at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:1.8.0_181]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.spawnEntity(EntitySpawnHandler.java:88) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.process(EntitySpawnHandler.java:64) ~[EntitySpawnHandler.class:?]
	at net.minecraftforge.fml.common.network.internal.EntitySpawnHandler.lambda$channelRead0$0(EntitySpawnHandler.java:55) ~[EntitySpawnHandler.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_181]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_181]
	at net.minecraft.util.Util.runTask(Util.java:53) ~[Util.class:?]
	... 15 more