lost connection: Internal Exception: io.netty.handler.codec.DecoderException: java.lang.RuntimeException: An internal error occured.
[11:33:08] [Server thread/WARN]: [AuthMe] Task #22473 for AuthMe v5.5.0-SNAPSHOT-b2096 generated an exception
java.lang.NullPointerException
        at java.util.Objects.requireNonNull(Objects.java:203) ~[?:1.8.0_152]
        at java.util.Arrays$ArrayList.<init>(Arrays.java:3813) ~[?:1.8.0_152]
        at java.util.Arrays.asList(Arrays.java:3800) ~[?:1.8.0_152]
        at fr.xephi.authme.permission.handlers.VaultHandler.getGroups(VaultHandler.java:79) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at fr.xephi.authme.permission.handlers.VaultHandler.getGroups(VaultHandler.java:19) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at fr.xephi.authme.permission.PermissionsManager.getGroups(PermissionsManager.java:303) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at fr.xephi.authme.data.limbo.LimboServiceHelper.createLimboPlayer(LimboServiceHelper.java:43) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at fr.xephi.authme.data.limbo.LimboService.createLimboPlayer(LimboService.java:70) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at fr.xephi.authme.process.join.AsynchronousJoin.lambda$processJoinSync$6(AsynchronousJoin.java:160) ~[AuthMe-5.5.0-SNAPSHOT-b2096.jar:?]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) ~[patched.jar:git-PaperSpigot-"4c7641d"]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:352) [patched.jar:git-PaperSpigot-"4c7641d"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:783) [patched.jar:git-PaperSpigot-"4c7641d"]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [patched.jar:git-PaperSpigot-"4c7641d"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [patched.jar:git-PaperSpigot-"4c7641d"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [patched.jar:git-PaperSpigot-"4c7641d"]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_152]