WorldEdit Java 8 Detector IndexOutOfBounds

java.lang.ArrayIndexOutOfBoundsException: Index 1 out of bounds for length 1
        at com.sk89q.worldedit.util.Java8Detector.notifyIfNot8(Java8Detector.java:28) ~[?:?]
        at com.sk89q.worldedit.bukkit.WorldEditPlugin.onEnable(WorldEditPlugin.java:124) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:316) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:396) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:345) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:475) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:434) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:366) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:280) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:651) ~[Paperclip.jar:git-Paper-"5235bdc"]
        at java.lang.Thread.run(Thread.java:831) [?:?]