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[ForzovOVH]

WARNING: sun.reflect.Reflection.getCallerClass is not supported. This will impact performance.
java.lang.ExceptionInInitializerError
at org.bukkit.craftbukkit.Main.main(Main.java:222)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at com.destroystokyo.paperclip.Utils.invoke(Utils.java:59)
at com.destroystokyo.paperclip.Paperclip.run(Paperclip.java:155)
at com.destroystokyo.paperclip.Main.main(Main.java:9)
Caused by: java.lang.UnsupportedOperationException: No class provided, and an appropriate one cannot be found.
at org.apache.logging.log4j.LogManager.callerClass(LogManager.java:573)
at org.apache.logging.log4j.LogManager.getLogger(LogManager.java:598)
at org.apache.logging.log4j.LogManager.getLogger(LogManager.java:585)
at net.minecraft.server.v1_12_R1.MinecraftServer.<clinit>(MinecraftServer.java:56)
... 8 more

 

[ChatGPT]

This warning message is indicating that the function `sun.reflect.Reflection.getCallerClass` is unsupportive and it may affect the performance of your Minecraft server. The `java.lang.ExceptionInInitializerError` is caused due to the unavailability of an appropriate class. You should check your server settings and configurations to see if there are any issues related to the function. You may also contact the Minecraft support team if the problem persists.