[09:25:54 ERROR]: Could not pass event PlayerJoinEvent to StarterKit v1.3.7
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[craftbukkit.jar:git-Bukkit-18fbb24]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit.jar:git-Bukkit-18fbb24]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [craftbukkit.jar:git-Bukkit-18fbb24]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.PlayerList.onPlayerJoin(PlayerList.java:282) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.PlayerList.a(PlayerList.java:142) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.LoginListener.b(LoginListener.java:115) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.LoginListener.c(LoginListener.java:53) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.NetworkManager.a(NetworkManager.java:222) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.ServerConnection.c(SourceFile:168) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:745) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:335) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:629) [craftbukkit.jar:git-Bukkit-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:537) [craftbukkit.jar:git-Bukkit-18fbb24]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_45]
Caused by: java.lang.NullPointerException
        at name.richardson.james.bukkit.starterkit.utilities.artifact.versioning.ComparableVersion.parseVersion(ComparableVersion.java:354) ~[?:?]
        at name.richardson.james.bukkit.starterkit.utilities.artifact.versioning.ComparableVersion.<init>(ComparableVersion.java:345) ~[?:?]
        at name.richardson.james.bukkit.starterkit.utilities.artifact.versioning.DefaultArtifactVersion.parseVersion(DefaultArtifactVersion.java:110) ~[?:?]
        at name.richardson.james.bukkit.starterkit.utilities.artifact.versioning.DefaultArtifactVersion.<init>(DefaultArtifactVersion.java:46) ~[?:?]
        at name.richardson.james.bukkit.starterkit.utilities.updater.AbstractPluginUpdater.isNewVersionAvailable(AbstractPluginUpdater.java:74) ~[?:?]
        at name.richardson.james.bukkit.starterkit.utilities.updater.PlayerNotifier.onPlayerJoin(PlayerNotifier.java:60) ~[?:?]
        at sun.reflect.GeneratedMethodAccessor963.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_45]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_45]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[craftbukkit.jar:git-Bukkit-18fbb24]
        ... 14 more