[16:35:44 ERROR]: Error while loading challenges:
java.lang.IllegalArgumentException: Exception at category §cStarter(1) at challenge §2Miner(1): Invalid line : ITEM:iron_ingot 10: "iron_ingot" isn't a correct Minecraft Material (value = "iron_ingot 10")
        at com.songoda.skyblock.challenge.challenge.ChallengeCategory.loadChallenges(ChallengeCategory.java:72) ~[?:?]
        at com.songoda.skyblock.challenge.challenge.ChallengeCategory.<init>(ChallengeCategory.java:23) ~[?:?]
        at com.songoda.skyblock.challenge.challenge.ChallengeManager.loadChallenges(ChallengeManager.java:33) ~[?:?]
        at com.songoda.skyblock.challenge.challenge.ChallengeManager.<init>(ChallengeManager.java:21) ~[?:?]
        at com.songoda.skyblock.challenge.FabledChallenge.<init>(FabledChallenge.java:25) ~[?:?]
        at com.songoda.skyblock.SkyBlock.onPluginEnable(SkyBlock.java:178) ~[?:?]
        at com.songoda.skyblock.core.SongodaPlugin.onEnable(SongodaPlugin.java:101) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[patched_1.17.1.jar:git-Paper-327]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:370) ~[patched_1.17.1.jar:git-Paper-327]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:502) ~[patched_1.17.1.jar:git-Paper-327]
        at org.bukkit.craftbukkit.v1_17_R1.CraftServer.enablePlugin(CraftServer.java:544) ~[patched_1.17.1.jar:git-Paper-327]
        at org.bukkit.craftbukkit.v1_17_R1.CraftServer.enablePlugins(CraftServer.java:458) ~[patched_1.17.1.jar:git-Paper-327]
        at net.minecraft.server.MinecraftServer.loadWorld(MinecraftServer.java:725) ~[patched_1.17.1.jar:git-Paper-327]
        at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:317) ~[patched_1.17.1.jar:git-Paper-327]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1212) ~[patched_1.17.1.jar:git-Paper-327]        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-327]
        at java.lang.Thread.run(Thread.java:831) ~[?:?]