Destroy sign console error

[13:30:56] [Async Chat Thread - #3/INFO]: <[Owner]  Zyperspace> Demonstration
[13:31:22] [Server thread/ERROR]: Could not pass event BlockBreakEvent to Essentials v2.16.1.178-mc114-b93
org.bukkit.event.EventException: null
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:520) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:505) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PlayerInteractManager.breakBlock(PlayerInteractManager.java:286) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PlayerInteractManager.a(PlayerInteractManager.java:124) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1185) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PacketPlayInBlockDig.a(SourceFile:40) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PacketPlayInBlockDig.a(SourceFile:10) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:13) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFile:135) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFile:114) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.MinecraftServer.aW(MinecraftServer.java:895) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:888) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.awaitTasks(SourceFile:123) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftServer.java:872) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:805) [spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_211]
Caused by: java.lang.ClassCastException: org.bukkit.material.MaterialData cannot be cast to org.bukkit.material.Sign
	at com.earth2me.essentials.signs.EssentialsSign.checkIfBlockBreaksSigns(EssentialsSign.java:217) ~[?:?]
	at com.earth2me.essentials.signs.SignBlockListener.protectSignsAndBlocks(SignBlockListener.java:49) ~[?:?]
	at com.earth2me.essentials.signs.SignBlockListener.onSignBlockBreak(SignBlockListener.java:39) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_211]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_211]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_211]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_211]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:316) ~[spigot-1.14.1.jar:git-Spigot-03bd4b0-6984fc4]
	... 19 more