tanguor

It work thank you a lot ! man.

i take the Version 8 Update 161 of java

Yep java 9.0.4 So i have to downgrade my java right ?

so if you can find the solution it will be really nice !

i do actually, i take my time sorry. I find something A problem occurred running the Server launcher.java.lang.reflect.InvocationTargetException at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.base/java.lang.reflect.Method.invoke(Unknown Source) at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:62) at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:31) Caused by: java.lang.ClassCastException: java.base/jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to java.base/java.net.URLClassLoader at net.minecraft.launchwrapper.Launch.<init>(Launch.java:34) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) ... 6 more Appuyez sur une touche pour continuer... I use this commande from a .bat: @echo off java -Xms512M -Xmx512M -jar forge.jar pause

How do we do that ?

I open forge universal executable jar file but nothing appear. https://youtu.be/KPx4Zy08M7k i show my "bug" in the video, if it can help you

I have trouble installing my server, in fact when I make my server forge the customer vanilla it starts as it should. But when I open forge, it does not launch, it is not even a crash because the window does not even appear, I have the good version of java. What intrigues me is that it worked before! please help me.