org.bukkit.command.CommandException: Unhandled exception executing command 'ei' in plugin ExecutableItems v5.9.15 at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[patched_1.16.5.jar:git-Paper-794] at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:159) ~[patched_1.16.5.jar:git-Paper-794] at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchCommand(CraftServer.java:826) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PlayerConnection.handleCommand(PlayerConnection.java:2185) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PlayerConnection.c(PlayerConnection.java:2000) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PlayerConnection.a(PlayerConnection.java:1953) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PacketPlayInChat.a(PacketPlayInChat.java:49) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PacketPlayInChat.a(PacketPlayInChat.java:7) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.PlayerConnectionUtils.lambda$ensureMainThread$1(PlayerConnectionUtils.java:35) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.TickTask.run(SourceFile:18) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.executeTask(IAsyncTaskHandler.java:136) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.executeNext(IAsyncTaskHandler.java:109) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.MinecraftServer.bb(MinecraftServer.java:1271) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.MinecraftServer.executeNext(MinecraftServer.java:1264) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.awaitTasks(IAsyncTaskHandler.java:119) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.MinecraftServer.sleepForTick(MinecraftServer.java:1225) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:1139) ~[patched_1.16.5.jar:git-Paper-794] at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:291) ~[patched_1.16.5.jar:git-Paper-794] at java.lang.Thread.run(Thread.java:1589) [?:?] Caused by: java.lang.NullPointerException: ItemStack can't be null/Air! This is not a NBTAPI bug! at de.tr7zw.nbtapi.NBTItem.<init>(NBTItem.java:42) ~[?:?] at de.tr7zw.nbtapi.NBTItem.<init>(NBTItem.java:28) ~[?:?] at com.ssomar.executableitems.features.nbttags.NBTTags.writeNBTTags(NBTTags.java:120) ~[?:?] at com.ssomar.executableitems.executableitems.ExecutableItemObject.refreshNbtTags(ExecutableItemObject.java:631) ~[?:?] at com.ssomar.executableitems.executableitems.ExecutableItemObject.refresh(ExecutableItemObject.java:155) ~[?:?] at com.ssomar.executableitems.executableitems.ExecutableItemObject.build(ExecutableItemObject.java:139) ~[?:?] at com.ssomar.executableitems.executableitems.ExecutableItem.buildItem(ExecutableItem.java:527) ~[?:?] at com.ssomar.executableitems.executableitems.ExecutableItem.buildItem(ExecutableItem.java:485) ~[?:?] at com.ssomar.executableitems.commands.GiveCommand.simpleGive(GiveCommand.java:292) ~[?:?] at com.ssomar.executableitems.commands.GiveCommand.multipleGive(GiveCommand.java:335) ~[?:?] at com.ssomar.executableitems.commands.GiveCommand.give(GiveCommand.java:58) ~[?:?] at com.ssomar.executableitems.commands.CommandsClass.runCommand(CommandsClass.java:402) ~[?:?] at com.ssomar.executableitems.commands.CommandsClass.onCommand(CommandsClass.java:86) ~[?:?] at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[patched_1.16.5.jar:git-Paper-794] ... 19 more
the problem is that it's not my plugin and some things from the plugin work and some don't, and here is the error of one of the thing
