Çözüldü TheBestRank Hata

[10:37:29] [Server thread/INFO]: sayqqz issued server command: /rutbe
[10:37:29] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'rutbe' in plugin TheBestRanks v10.1
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:146) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:666) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1189) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1001) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-PaperSpigot-"4c7641d"]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_261]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_261]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [spigot.jar:git-PaperSpigot-"4c7641d"]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [spigot.jar:git-PaperSpigot-"4c7641d"]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_261]
Caused by: java.lang.NoSuchFieldError: BLACK_STAINED_GLASS_PANE
at tr.thelegend.thebestranks.Ana.anaMenu(Ana.java:238) ~[?:?]
at tr.thelegend.thebestranks.cmds.RankCMD.onCommand(RankCMD.java:50) ~[?:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[spigot.jar:git-PaperSpigot-"4c7641d"]
... 15 more
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