21.07 17:42:35 [Server] INFO FlexioN_ issued server command: /tabprefix
21.07 17:42:35 [Server] ERROR null
21.07 17:42:35 [Server] INFO org.bukkit.command.CommandException: Unhandled exception executing command 'tabprefix' in plugin MaestreaTabPrefix v1.0
21.07 17:42:35 [Server] INFO at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:151) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:685) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1472) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1277) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:5) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:14) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_141]
21.07 17:42:35 [Server] INFO at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_141]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:843) [patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:427) [patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:767) [patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:665) [patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at java.lang.Thread.run(Thread.java:748) [?:1.8.0_141]
21.07 17:42:35 [Server] INFO Caused by: java.lang.IllegalArgumentException: Health must be between 0 and 18.0, but was 20.0. (attribute base value: 20.0, player: lukas595)
21.07 17:42:35 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.entity.CraftLivingEntity.setHealth(CraftLivingEntity.java:100) ~[patched_1.12.2.jar:git-Paper-1418]
21.07 17:42:35 [Server] INFO at com.maestrea.tabprefix.Main.refreshPrefix(Main.java:203) ~[?:?]
21.07 17:42:35 [Server] INFO at com.maestrea.tabprefix.Main.onCommand(Main.java:88) ~[?:?]
21.07 17:42:35 [Server] INFO at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[patched_1.12.2.jar:git-Paper-1418]