[19:07:57 WARN]: [UHC] Task #4 for UHC v5.2.6 generated an exception
java.lang.NoClassDefFoundError: net/minecraft/server/v1_9_R2/DataConverterType
        at com.khorn.terraincontrol.bukkit.TCPlugin.getDefaultWorldGenerator(TCPlugin.java:134) ~[?:?]
        at org.bukkit.WorldCreator.getGeneratorForName(WorldCreator.java:311) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
        at org.bukkit.WorldCreator.generator(WorldCreator.java:183) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
        at com.josn3rdev.freshuhc.e.PKiLgyrXhiSENXjBcNOR.a(ArenaManager.java:178) ~[?:?]
        at com.josn3rdev.freshuhc.e.PKiLgyrXhiSENXjBcNOR$1.run(ArenaManager.java:37) ~[?:?]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot.jar:git-Spigot-db6de12-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:723) [spigot.jar:git-Spigot-db6de12-18fbb24]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot.jar:git-Spigot-db6de12-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-db6de12-18fbb24]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-db6de12-18fbb24]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171]
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_9_R2.DataConverterType
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:91) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_171]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_171]
        ... 12 more
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