Paper 1.16.5 Event Error No one answered my problem

[remos-06]

Describe the bug
When I try to add an item in my market it gives errors

Screenshots
If applicable, add screenshots to help explain your problem.

Server Information (please complete the following information):

• Provide the server version
  1.16.5
• Provide the server jar (ex. paper/spigot)
  Paper 1.16.5 794
• Plugin Version
  Markets 2.17.2

Additional context

[14:01:03 ERROR]: Could not pass event AsyncPlayerChatEvent to Markets v2.17.2
java.lang.NoClassDefFoundError: org/apache/commons/lang3/math/NumberUtils
        at ca.tweetzy.markets.gui.user.category.CategoryNewItemGUI$1.onResult(CategoryNewItemGUI.java:96) ~[?:?]
        at ca.tweetzy.markets.flight.utils.input.TitleInput.onInput(TitleInput.java:58) ~[?:?]
        at ca.tweetzy.markets.flight.utils.input.Input.onChat(Input.java:93) ~[?:?]
        at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor641.execute(Unknown Source) ~[?:?]
        at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:69) ~[patched_1.16.5.jar:git-Paper-794]
        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:76) ~[patched_1.16.5.jar:git-Paper-794]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[patched_1.16.5.jar:git-Paper-794]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:624) ~[patched_1.16.5.jar:git-Paper-794]
        at io.papermc.paper.adventure.ChatProcessor.post(ChatProcessor.java:225) ~[patched_1.16.5.jar:git-Paper-794]
        at io.papermc.paper.adventure.ChatProcessor.processingLegacyFirst(ChatProcessor.java:107) ~[patched_1.16.5.jar:git-Paper-794]
        at io.papermc.paper.adventure.ChatProcessor.process(ChatProcessor.java:65) ~[patched_1.16.5.jar:git-Paper-794]
        at net.minecraft.server.v1_16_R3.PlayerConnection.chat(PlayerConnection.java:2102) ~[patched_1.16.5.jar:git-Paper-794]
        at net.minecraft.server.v1_16_R3.PlayerConnection.c(PlayerConnection.java:2017) ~[patched_1.16.5.jar:git-Paper-794]
        at net.minecraft.server.v1_16_R3.PlayerConnection.a(PlayerConnection.java:1955) ~[patched_1.16.5.jar:git-Paper-794]
        at net.minecraft.server.v1_16_R3.PacketPlayInChat$1.run(PacketPlayInChat.java:43) ~[patched_1.16.5.jar:git-Paper-794]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?]
        at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130) ~[?:?]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) ~[?:?]
        at java.lang.Thread.run(Thread.java:831) [?:?]