java.lang.NullPointerException: null

java.lang.NullPointerException: null
        at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1693) ~[?:?]
        at org.bukkit.craftbukkit.block.data.CraftBlockData.newData(CraftBlockData.java:568) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at org.bukkit.craftbukkit.CraftServer.createBlockData(CraftServer.java:2816) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at org.bukkit.craftbukkit.CraftServer.createBlockData(CraftServer.java:2791) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at CGRPGCoreV2-1-dev-all.jar/cg.creamgod45.CGRPGCoreV2.Commands.CGRPGCoreV2Command.execute(CGRPGCoreV2Command.java:114) ~[CGRPGCoreV2-1-dev-all.jar:?]
        at io.papermc.paper.command.brigadier.PaperCommands.lambda$register$2(PaperCommands.java:193) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at com.mojang.brigadier.context.ContextChain.runExecutable(ContextChain.java:73) ~[brigadier-1.3.10.jar:?]
        at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:31) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:19) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.execution.UnboundEntryAction.lambda$bind$0(UnboundEntryAction.java:8) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.execution.CommandQueueEntry.execute(CommandQueueEntry.java:5) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.execution.ExecutionContext.runCommandQueue(ExecutionContext.java:103) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.Commands.executeCommandInContext(Commands.java:443) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.Commands.performCommand(Commands.java:350) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.Commands.performCommand(Commands.java:337) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.commands.Commands.performCommand(Commands.java:332) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.performUnsignedChatCommand(ServerGamePacketListenerImpl.java:2218) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.lambda$handleChatCommand$11(ServerGamePacketListenerImpl.java:2192) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:151) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1535) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:201) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:125) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1512) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1505) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.util.thread.BlockableEventLoop.runAllTasks(BlockableEventLoop.java:114) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1627) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1302) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:329) ~[paper-1.21.1.jar:1.21.1-128-d348cb8]
        at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]