at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-21fe707-e1ebe52]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-21fe707-e1ebe52]
        at java.lang.Thread.run(Thread.java:812) [?:2.9 (09-15-2018)]
Caused by: java.lang.NullPointerException
        at de.VadeMC.tab.Tablist.setPrefix(Tablist.java:79) ~[?:?]
        at de.VadeMC.event.Join.onJoin(Join.java:16) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:90) ~[?:1.8.0]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) ~[?:1.8.0]
        at java.lang.reflect.Method.invoke(Method.java:508) ~[?:1.8.0]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
        ... 14 more
[16:26:08 INFO]: Deadlyapple[/127.0.0.1:51042] logged in with entity id 4223 at ([world]112.63282880008154, 75.0, 261.7946789575425)