[INFO] [QuestCreator] SUCCESS: Registered QuantumRPG integration

[WARNING] java.lang.NoClassDefFoundError: su.nightexpress.quantumrpg.api.events.QuantumEntityItemPickupEvent

[WARNING] at com.guillaumevdn.questcreator.integration.quantumrpg.QuantumRPGIntegration.enable(QuantumRPGIntegration.java:40)

[WARNING] at com.guillaumevdn.gcore.lib.GPlugin.enableIntegrationNoCatch(GPlugin.java:256)

[WARNING] at com.guillaumevdn.gcore.lib.GPlugin.registerPluginIntegration(GPlugin.java:231)

[WARNING] at com.guillaumevdn.gcore.lib.GPlugin.registerPluginIntegration(GPlugin.java:199)

[WARNING] at com.guillaumevdn.questcreator.QuestCreator.initializeIntegration(QuestCreator.java:410)

[WARNING] at com.guillaumevdn.questcreator.QuestCreator.delayedActivation(QuestCreator.java:868)

[WARNING] at com.guillaumevdn.questcreator.QuestCreator.enable(QuestCreator.java:830)

[WARNING] at com.guillaumevdn.gcore.lib.GPlugin.onEnable(GPlugin.java:327)

[WARNING] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265)

[WARNING] at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:334)

[WARNING] at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:412)

[WARNING] at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugin(CraftServer.java:443)

[WARNING] at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugins(CraftServer.java:357)

[WARNING] at net.minecraft.server.v1_13_R2.MinecraftServer.l(MinecraftServer.java:608)

[WARNING] at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:570)

[WARNING] at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:431)

[WARNING] at net.minecraft.server.v1_13_R2.DedicatedServer.init(DedicatedServer.java:316)

[WARNING] at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:787)

[WARNING] at java.base/java.lang.Thread.run(Unknown Source)

[WARNING] Caused by: java.lang.ClassNotFoundException: su.nightexpress.quantumrpg.api.events.QuantumEntityItemPickupEvent

[WARNING] at java.base/java.net.URLClassLoader.findClass(Unknown Source)

[WARNING] at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:140)

[WARNING] at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86)

[WARNING] at java.base/java.lang.ClassLoader.loadClassHelper(Unknown Source)

[WARNING] at java.base/java.lang.ClassLoader.loadClass(Unknown Source)

[WARNING] at java.base/java.lang.ClassLoader.loadClass(Unknown Source)

[WARNING] ... 19 more