LucasansS

Hello, sorry for my bad english I'm French. I'm using forge and a custom Launcher for my server (https://www.launchmycraft.fr), and my launcher just crash before the game Launch. **THAT NOT A CRACKED LAUNCHER, THAT A CUSTOM LAUNCHER WITH AUTH ! I USE THIS LAUNCHER FOR MY PRIVATE SERVER** I'm using forge 1.8.9-11.15.1.1756, and with the official Launcher that working well... Here is the logs : Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/logging/log4j/Level at net.minecraft.launchwrapper.Launch.launch(Launch.java:94) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) Caused by: java.lang.ClassNotFoundException: org.apache.logging.log4j.Level at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) ... 2 more Java HotSpot(TM) Client VM warning: Using incremental CMS is deprecated and will likely be removed in a future release Thanks in advance. Cordially.