MyPet-3.0-SNAPSHOT-b1265 Error

[11:12:16 WARN]: [MyPet] Task #102 for MyPet v3.0 generated an exception
java.lang.NullPointerException: null
        at de.Keyle.MyPet.entity.MyPet.createEntity(MyPet.java:514) ~[?:?]
        at de.Keyle.MyPet.listeners.EntityListener$2.callback(EntityListener.java:550) ~[?:?]
        at de.Keyle.MyPet.listeners.EntityListener$2.callback(EntityListener.java:543) ~[?:?]
        at de.Keyle.MyPet.api.repository.RepositoryCallback.run(RepositoryCallback.java:37) ~[?:?]
        at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftTask.run(CraftTask.java:76) ~[spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:361) [spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:893) [spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:411) [spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:835) [spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:733) [spigot-1.13.1.jar:git-Spigot-6b015b4-94b8708]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_171]