pockethorse lightEconomy error?

[09:48:02] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to lightEconomy v5.3.1
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[spigot-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:589) ~[spigot-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:576) ~[spigot-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.v1_20_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:541) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.level.PlayerInteractManager.a(PlayerInteractManager.java:503) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.network.PlayerConnection.a(PlayerConnection.java:1640) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.network.protocol.game.PacketPlayInUseItem.a(PacketPlayInUseItem.java:37) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.network.protocol.game.PacketPlayInUseItem.a(PacketPlayInUseItem.java:1) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.network.protocol.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:31) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.TickTask.run(SourceFile:18) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.util.thread.IAsyncTaskHandler.d(SourceFile:156) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.util.thread.IAsyncTaskHandlerReentrant.d(SourceFile:23) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:1152) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:1) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.util.thread.IAsyncTaskHandler.x(SourceFile:130) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.bg(MinecraftServer.java:1131) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.x(MinecraftServer.java:1124) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.util.thread.IAsyncTaskHandler.bp(SourceFile:115) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.p_(MinecraftServer.java:1107) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:1019) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at net.minecraft.server.MinecraftServer.lambda$0(MinecraftServer.java:304) ~[spigot-1.20.1-R0.1-SNAPSHOT.jar:3822-Spigot-9ebce8a-b60a95c]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: java.lang.NullPointerException: Cannot invoke "org.bukkit.inventory.meta.ItemMeta.getPersistentDataContainer()" because "itemMeta" is null
        at de.lightplugins.economy.events.ClaimVoucher.onRightClickItem(ClaimVoucher.java:40) ~[?:?]
        at jdk.internal.reflect.GeneratedMethodAccessor108.invoke(Unknown Source) ~[?:?]
        at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        ... 22 more