Toolstats error

[22:02:10] [Server thread/INFO]: Starting minecraft server version 1.10.2
[22:02:10] [Server thread/INFO]: Loading properties
[22:02:11] [Server thread/INFO]: Default game type: SURVIVAL
[22:02:11] [Server thread/INFO]: This server is running CraftBukkit version git-Spigot-de459a2-51263e9 (MC: 1.10.2) (Implementing API version 1.10.2-R0.1-SNAPSHOT)

[22:02:16] [Server thread/ERROR]: Error occurred while enabling ToolStats v2.8 (Is it up to date?)
java.lang.NullPointerException
	at pro.eugw.ToolStats.v.cr(v.java:19) ~[?:?]
	at pro.eugw.ToolStats.Main.onEnable(Main.java:36) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:292) ~[spigot.jar:git-Spigot-de459a2-51263e9]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot.jar:git-Spigot-de459a2-51263e9]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [spigot.jar:git-Spigot-de459a2-51263e9]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugin(CraftServer.java:373) [spigot.jar:git-Spigot-de459a2-51263e9]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugins(CraftServer.java:323) [spigot.jar:git-Spigot-de459a2-51263e9]
	at net.minecraft.server.v1_10_R1.MinecraftServer.t(MinecraftServer.java:412) [spigot.jar:git-Spigot-de459a2-51263e9]
	at net.minecraft.server.v1_10_R1.MinecraftServer.l(MinecraftServer.java:377) [spigot.jar:git-Spigot-de459a2-51263e9]
	at net.minecraft.server.v1_10_R1.MinecraftServer.a(MinecraftServer.java:332) [spigot.jar:git-Spigot-de459a2-51263e9]
	at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.java:271) [spigot.jar:git-Spigot-de459a2-51263e9]
	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:535) [spigot.jar:git-Spigot-de459a2-51263e9]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_102]