java.io.IOException: Erreur
at net.minecraft.GameUpdater.downloadFile(GameUpdater.java:226)
at net.minecraft.GameUpdater.downloadJars(GameUpdater.java:508)
at net.minecraft.GameUpdater.run(GameUpdater.java:364)
at net.minecraft.Launcher$1.run(Launcher.java:85)
java.lang.NullPointerException
at net.minecraft.GameUpdater.downloadFile(GameUpdater.java:250)
at net.minecraft.GameUpdater.downloadJars(GameUpdater.java:508)
at net.minecraft.GameUpdater.run(GameUpdater.java:364)
at net.minecraft.Launcher$1.run(Launcher.java:85)
ps: c'est le premier que je fait je mie connait pas beaucoup.