[19:11:41 INFO]: BenjaminGoGurts issued server command: /build trommel
[19:11:41 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'build' in plugin CivCraft v1.0.0
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:139) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:702) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1641) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1476) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_201]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_201]
        at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199) [spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:895) [spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:830) [spigot.jar:git-Spigot-518206a-a5b9c7b]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:728) [spigot.jar:git-Spigot-518206a-a5b9c7b]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_201]
Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.avrgaming.civcraft.structure.trommel.Trommel
        at com.avrgaming.civcraft.structure.Structure._newStructure(Structure.java:86) ~[?:?]
        at com.avrgaming.civcraft.structure.Structure.newStructure(Structure.java:584) ~[?:?]
        at com.avrgaming.civcraft.command.build.BuildCommand.buildByName(BuildCommand.java:280) ~[?:?]
        at com.avrgaming.civcraft.command.build.BuildCommand.doDefaultAction(BuildCommand.java:256) ~[?:?]
        at com.avrgaming.civcraft.command.CommandBase.processCommand(CommandBase.java:140) ~[?:?]
        at com.avrgaming.civcraft.command.CommandBase.onCommand(CommandBase.java:153) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-518206a-a5b9c7b]
        ... 15 more