Set run directory to D:\Matthieu Native Launcher Version: 307 Operating System: Windows 10 Home Application Hash: 40a55daa6845b0e1e797461386a218193b14e7d6 Application Data directory: C:\Users\Matthieu\AppData\Roaming Executable Path: MinecraftLauncher.exe App Directory dir: D:\Matthieu Start dir: D:/Matthieu Launcher dir: D:/Matthieu/game TmpDir dir: D:/Matthieu/game Java Launcher hash: 83d0281051e79c5ba9d2e64ded24995f5770cbd2 Java Version: 1.8.0_25 x64: 1 LauncherConfiguration from: https://launchermeta.mojang.com/mc/launcher.json Downloaded config Native launcher is current Native launcher is current Java launcher is current: 83d0281051e79c5ba9d2e64ded24995f5770cbd2(83d0281051e79c5ba9d2e64ded24995f5770cbd2) Check to see if we can run the launcher Native launcher is current runJavaLauncher Started application ./runtime/jre-x64/1.8.0_25/bin/java.exe -cp D:/Matthieu/game/launcher.jar net.minecraft.launcher.Main --winTen --nativeLauncherVersion 307 Application still running, assuming all's fine.