Pour rapporter cette erreur, merci de fournir:

java.io.IOException: Did not get expected response code, got 404 for http://modpack.isolonice.fr/Direwolf20-112/Direwolf20-112.json
	at com.skcraft.launcher.util.HttpRequest.expectResponseCode(HttpRequest.java:168)
	at com.skcraft.launcher.update.BaseUpdater.installPackage(BaseUpdater.java:87)
	at com.skcraft.launcher.update.Updater.update(Updater.java:141)
	at com.skcraft.launcher.update.Updater.call(Updater.java:95)
	at com.skcraft.launcher.update.Updater.call(Updater.java:38)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)