probleme serveur minecraft forge 1.7.2

Bonjour


je viens vous voir par rapport a un petit souci mon serveur 1,7,2 ne veut pas se lancer


mon logs :

[10:07:33] [main/INFO] [FML/]: Forge Mod Loader version 7.2.211.1121 for Minecraft 1.7.2 loading

[10:07:34] [main/INFO] [FML/]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_25, running on Windows 7:amd64:6.1, installed at C:\Program Files\Java\jre1.8.0_25

[10:07:34] [main/DEBUG] [FML/]: Java classpath at launch is forge-1.7.2-10.12.2.1121-universal.jar

[10:07:34] [main/DEBUG] [FML/]: Java library path at launch is C:\ProgramData\Oracle\Java\javapath;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\ProgramData\Oracle\Java\javapath;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;.

[10:07:34] [main/DEBUG] [FML/]: Enabling runtime deobfuscation

[10:07:34] [main/DEBUG] [FML/]: Instantiating coremod class FMLCorePlugin

[10:07:34] [main/DEBUG] [FML/]: Added access transformer class cpw.mods.fml.common.asm.transformers.AccessTransformer to enqueued access transformers

[10:07:34] [main/DEBUG] [FML/]: Enqueued coremod FMLCorePlugin

[10:07:34] [main/DEBUG] [FML/]: Instantiating coremod class FMLForgePlugin

[10:07:34] [main/DEBUG] [FML/]: Added access transformer class net.minecraftforge.transformers.ForgeAccessTransformer to enqueued access transformers

[10:07:34] [main/DEBUG] [FML/]: Enqueued coremod FMLForgePlugin

[10:07:34] [main/DEBUG] [FML/]: All fundamental core mods are successfully located

[10:07:34] [main/DEBUG] [FML/]: Discovering coremods

[10:07:34] [main/INFO] [LaunchWrapper/]: Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker

[10:07:34] [main/INFO] [LaunchWrapper/]: Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker

[10:07:34] [main/INFO] [LaunchWrapper/]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker

[10:07:34] [main/ERROR] [LaunchWrapper/]: Unable to launch

java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(Unknown Source) ~[?:1.8.0_25]
at java.util.ArrayList$Itr.remove(Unknown Source) ~[?:1.8.0_25]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:117) [launchwrapper-1.9.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_25]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_25]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_25]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:43) [forge-1.7.2-10.12.2.1121-universal.jar:?]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:12) [forge-1.7.2-10.12.2.1121-universal.jar:?]

en sachant qu'il ni a pas de mod encore et que la version 1,7,10 marche tres bien