Update? 1.21.4 I need it for my event starting in like 7h can you update it?

[TheRealLifeBasti]

Update to 1.21.4 paper plsss.

[TheRealLifeBasti]

and it gives me this error
[11:41:46 INFO]: BSXRay issued server command: /backpacks gui
[11:41:46 WARN]: java.lang.ClassNotFoundException: org.bukkit.craftbukkit.craftbukkit.inventory.CraftMetaItem
[11:41:46 WARN]: at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:197)
[11:41:46 WARN]: at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:164)
[11:41:46 WARN]: at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
[11:41:46 WARN]: at java.base/java.lang.Class.forName0(Native Method)
[11:41:46 WARN]: at java.base/java.lang.Class.forName(Class.java:534)
[11:41:46 WARN]: at java.base/java.lang.Class.forName(Class.java:513)
[11:41:46 WARN]: at io.papermc.reflectionrewriter.runtime.AbstractDefaultRulesReflectionProxy.forName(AbstractDefaultRulesReflectionProxy.java:68)
[11:41:46 WARN]: at io.papermc.paper.pluginremap.reflect.PaperReflectionHolder.forName(Unknown Source)
[11:41:46 WARN]: at SharedBackpacks-1.0.jar//dev.triumphteam.gui.components.util.VersionHelper.craftClass(VersionHelper.java:136)
[11:41:46 WARN]: at SharedBackpacks-1.0.jar//dev.triumphteam.gui.builder.item.BaseItemBuilder.(BaseItemBuilder.java:77)
[11:41:46 WARN]: at SharedBackpacks-1.0.jar//net.pandadev.sharedbackpacks.guis.Guis.backpackConfig(Guis.java:34)
[11:41:46 WARN]: at SharedBackpacks-1.0.jar//net.pandadev.sharedbackpacks.commands.BackpacksCommand.onCommand(BackpacksCommand.java:75)
[11:41:46 WARN]: at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45)
[11:41:46 WARN]: at io.papermc.paper.command.brigadier.bukkit.BukkitCommandNode$BukkitBrigCommand.run(BukkitCommandNode.java:82)
[11:41:46 WARN]: at com.mojang.brigadier.context.ContextChain.runExecutable(ContextChain.java:73)
[11:41:46 WARN]: at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:30)
[11:41:46 WARN]: at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:13)
[11:41:46 WARN]: at net.minecraft.commands.execution.UnboundEntryAction.lambda$bind$0(UnboundEntryAction.java:8)
[11:41:46 WARN]: at net.minecraft.commands.execution.CommandQueueEntry.execute(CommandQueueEntry.java:5)
[11:41:46 WARN]: at net.minecraft.commands.execution.ExecutionContext.runCommandQueue(ExecutionContext.java:105)
[11:41:46 WARN]: at net.minecraft.commands.Commands.executeCommandInContext(Commands.java:450)
[11:41:46 WARN]: at net.minecraft.commands.Commands.performCommand(Commands.java:357)
[11:41:46 WARN]: at net.minecraft.commands.Commands.performCommand(Commands.java:347)
[11:41:46 WARN]: at net.minecraft.commands.Commands.performCommand(Commands.java:341)
[11:41:46 WARN]: at net.minecraft.server.network.ServerGamePacketListenerImpl.performUnsignedChatCommand(ServerGamePacketListenerImpl.java:2215)
[11:41:46 WARN]: at net.minecraft.server.network.ServerGamePacketListenerImpl.lambda$handleChatCommand$11(ServerGamePacketListenerImpl.java:2188)
[11:41:46 WARN]: at net.minecraft.server.TickTask.run(TickTask.java:18)
[11:41:46 WARN]: at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:155)
[11:41:46 WARN]: at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1448)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:176)
[11:41:46 WARN]: at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:129)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1428)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1422)
[11:41:46 WARN]: at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:139)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.managedBlock(MinecraftServer.java:1379)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1387)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1264)
[11:41:46 WARN]: at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310)
[11:41:46 WARN]: at java.base/java.lang.Thread.run(Thread.java:1583)
[11:41:46 ERROR]: Command exception: /backpacks gui
org.bukkit.command.CommandException: Unhandled exception executing command 'backpacks' in plugin SharedBackpacks v1.0
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[paper-api-1.21.4-R0.1-SNAPSHOT.jar:?]
at io.papermc.paper.command.brigadier.bukkit.BukkitCommandNode$BukkitBrigCommand.run(BukkitCommandNode.java:82) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at com.mojang.brigadier.context.ContextChain.runExecutable(ContextChain.java:73) ~[brigadier-1.3.10.jar:?]
at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:30) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:13) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.execution.UnboundEntryAction.lambda$bind$0(UnboundEntryAction.java:8) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.execution.CommandQueueEntry.execute(CommandQueueEntry.java:5) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.execution.ExecutionContext.runCommandQueue(ExecutionContext.java:105) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.Commands.executeCommandInContext(Commands.java:450) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.Commands.performCommand(Commands.java:357) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.Commands.performCommand(Commands.java:347) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.commands.Commands.performCommand(Commands.java:341) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.network.ServerGamePacketListenerImpl.performUnsignedChatCommand(ServerGamePacketListenerImpl.java:2215) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.network.ServerGamePacketListenerImpl.lambda$handleChatCommand$11(ServerGamePacketListenerImpl.java:2188) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:155) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1448) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:176) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:129) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1428) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1422) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:139) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.managedBlock(MinecraftServer.java:1379) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1387) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1264) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310) ~[paper-1.21.4.jar:1.21.4-232-12d8fe0]
at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
Caused by: java.lang.ExceptionInInitializerError
at SharedBackpacks-1.0.jar/net.pandadev.sharedbackpacks.guis.Guis.backpackConfig(Guis.java:34) ~[SharedBackpacks-1.0.jar:?]
at SharedBackpacks-1.0.jar/net.pandadev.sharedbackpacks.commands.BackpacksCommand.onCommand(BackpacksCommand.java:75) ~[SharedBackpacks-1.0.jar:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[paper-api-1.21.4-R0.1-SNAPSHOT.jar:?]
... 27 more
Caused by: dev.triumphteam.gui.components.exception.GuiException: Could not retrieve displayName nor lore field for ItemBuilder.
at SharedBackpacks-1.0.jar/dev.triumphteam.gui.builder.item.BaseItemBuilder.(BaseItemBuilder.java:86) ~[SharedBackpacks-1.0.jar:?]
at SharedBackpacks-1.0.jar/net.pandadev.sharedbackpacks.guis.Guis.backpackConfig(Guis.java:34) ~[SharedBackpacks-1.0.jar:?]
at SharedBackpacks-1.0.jar/net.pandadev.sharedbackpacks.commands.BackpacksCommand.onCommand(BackpacksCommand.java:75) ~[SharedBackpacks-1.0.jar:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[paper-api-1.21.4-R0.1-SNAPSHOT.jar:?]
... 27 more