[16:06:09 ERROR]: Could not pass event LeavesDecayEvent to OtherDrops v2.8b.582
org.bukkit.event.EventException
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[spigot.jar:git-Spigot-e4d4710-e1ebe52]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-e4d4710-e1ebe52]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.BlockLeaves.e(BlockLeaves.java:137) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.BlockLeaves.b(BlockLeaves.java:127) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.Block.a(Block.java:299) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.WorldServer.h(WorldServer.java:495) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.WorldServer.doTick(WorldServer.java:253) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:770) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-e4d4710-e1ebe52]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_74]
Caused by: java.lang.IncompatibleClassChangeError: Found interface com.sk89q.worldguard.protection.ApplicableRegionSet, but class was expected
at com.gmail.zariust.otherdrops.listener.OdBlockListener.checkWorldguardLeafDecayPermission(OdBlockListener.java:62) ~[?:?]
at com.gmail.zariust.otherdrops.listener.OdBlockListener.onLeavesDecay(OdBlockListener.java:78) ~[?:?]
at sun.reflect.GeneratedMethodAccessor197.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_74]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_74]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-e4d4710-e1ebe52]
... 13 more