BetterDoors ERROR [PlayerInteractEvent]

Plugin-Version: 1.2.1
Server-Version: PaperSpigot-1.9.2-Build#717
==================
[21:33:13] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to BetterDoors v1.2.1
org.bukkit.event.EventException
    at org.bukkit.plugin.EventExecutor$1.execute(EventExecutor.java:46) ~[patched_1.9.2.jar:git-Paper-717]
    at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:74) ~[patched_1.9.2.jar:git-Paper-717]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched_1.9.2.jar:git-Paper-717]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:517) [patched_1.9.2.jar:git-Paper-717]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:502) [patched_1.9.2.jar:git-Paper-717]
    at org.bukkit.craftbukkit.v1_9_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:231) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.PlayerInteractManager.a(PlayerInteractManager.java:482) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.PlayerConnection.a(PlayerConnection.java:889) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.PacketPlayInUseItem.a(SourceFile:55) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.PacketPlayInUseItem.a(SourceFile:11) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.PlayerConnectionUtils$1.run(SourceFile:13) [patched_1.9.2.jar:git-Paper-717]
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_92]
    at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_92]
    at net.minecraft.server.v1_9_R1.SystemUtils.a(SourceFile:45) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.MinecraftServer.D(MinecraftServer.java:813) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.DedicatedServer.D(DedicatedServer.java:404) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.MinecraftServer.C(MinecraftServer.java:723) [patched_1.9.2.jar:git-Paper-717]
    at net.minecraft.server.v1_9_R1.MinecraftServer.run(MinecraftServer.java:622) [patched_1.9.2.jar:git-Paper-717]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_92]
Caused by: java.lang.ClassCastException: org.bukkit.material.MaterialData cannot be cast to org.bukkit.material.Openable
    at com.gmail.fieldsbarnett.betterdoors.DoorMethods.doorIsOpen(DoorMethods.java:37) ~[?:?]
    at com.gmail.fieldsbarnett.betterdoors.PlayerInteract.onPlayerInteract(PlayerInteract.java:91) ~[?:?]
    at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor86.execute(Unknown Source) ~[?:?]
    at org.bukkit.plugin.EventExecutor$1.execute(EventExecutor.java:44) ~[patched_1.9.2.jar:git-Paper-717]
    ... 18 more