[14:29:38 ERROR]: Could not pass event AsyncPlayerChopTreeEvent to SmoothTimber v1.12.8
java.lang.NoClassDefFoundError: com/sk89q/worldguard/WorldGuard
        at com.syntaxphoenix.spigot.smoothtimber.compatibility.worldguard.WorldGuardChopListener.onChopEvent(WorldGuardChopListener.java:26) ~[?:?]
        at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor964.execute(Unknown Source) ~[?:?]
        at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:70) ~[patched_1.12.2.jar:git-Paper-1618]
        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:74) ~[patched_1.12.2.jar:git-Paper-1618]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched_1.12.2.jar:git-Paper-1618]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:513) ~[patched_1.12.2.jar:git-Paper-1618]
        at com.syntaxphoenix.spigot.smoothtimber.SmoothTimber.triggerChopEvent(SmoothTimber.java:43) ~[?:?]
        at com.syntaxphoenix.spigot.smoothtimber.listener.BlockBreakListener$1.run(BlockBreakListener.java:93) ~[?:?]
        at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:64) ~[patched_1.12.2.jar:git-Paper-1618]
        at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52) ~[patched_1.12.2.jar:git-Paper-1618]
        at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22) ~[patched_1.12.2.jar:git-Paper-1618]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_252]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_252]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_252]