19.01 20:40:42 [Server] ERROR Command whois failed:
19.01 20:40:42 [Server] INFO java.lang.NoSuchFieldError: PLAY_ONE_TICK
19.01 20:40:42 [Server] INFO at com.earth2me.essentials.commands.Commandwhois.run(Commandwhois.java:39) ~[?:?]
19.01 20:40:42 [Server] INFO at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:162) ~[?:?]
19.01 20:40:42 [Server] INFO at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:157) ~[?:?]
19.01 20:40:42 [Server] INFO at com.earth2me.essentials.Essentials.onCommandEssentials(Essentials.java:517) ~[?:?]
19.01 20:40:42 [Server] INFO at com.earth2me.essentials.Essentials.onCommand(Essentials.java:430) ~[?:?]
19.01 20:40:42 [Server] INFO at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:139) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:702) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1641) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1476) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10) ~[spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_191]
19.01 20:40:42 [Server] INFO at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_191]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199) [spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:895) [spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:830) [spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:728) [spigot-1.13.2.jar:git-Spigot-518206a-c4a67ee]
19.01 20:40:42 [Server] INFO at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]