23.08 15:35:13 [Server] ERROR Could not pass event PlayerInteractEvent to BookPremiumCase v0.5
23.08 15:35:13 [Server] INFO org.bukkit.event.EventException: null
23.08 15:35:13 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:234) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerInteractManager.a(PlayerInteractManager.java:458) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:945) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.PacketPlayInUseItem.a(PacketPlayInUseItem.java:37) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.PacketPlayInUseItem.a(PacketPlayInUseItem.java:1) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_131]
23.08 15:35:13 [Server] INFO at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_131]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
23.08 15:35:13 [Server] INFO Caused by: java.lang.NullPointerException
23.08 15:35:13 [Server] INFO at me.drbooker.bookpremiumcase.BlockPlaceListener.onPlace(BlockPlaceListener.java:30) ~[?:?]
23.08 15:35:13 [Server] INFO at sun.reflect.GeneratedMethodAccessor35.invoke(Unknown Source) ~[?:?]
23.08 15:35:13 [Server] INFO at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_131]
23.08 15:35:13 [Server] INFO at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_131]
23.08 15:35:13 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot-1.12.1.jar:git-Spigot-65e8124-963b19c]
23.08 15:35:13 [Server] INFO ... 17 more