[00:57:20] [AWT-EventQueue-0/INFO] Start generating launching command...
[00:57:20] [Game Launcher/INFO] Building process
[00:57:20] [Game Launcher/INFO] Logging in...
[00:57:20] [Game Launcher/INFO] Detecting libraries...
[00:57:20] [Game Launcher/INFO] Unpacking natives...
[00:57:26] [Game Launcher/INFO] *** Make shell command ***
[00:57:26] [Game Launcher/INFO] On making head command.
[00:57:26] [Game Launcher/INFO] Java Version: 1.8.0_31
[00:57:26] [Game Launcher/INFO] Java Platform: 64
[00:57:26] [Game Launcher/INFO] System Platform: 64
[00:57:26] [Game Launcher/INFO] System Physical Memory: 7879
[00:57:26] [Game Launcher/ERROR]
---- Hello Minecraft! Crash Report ----
Version: 2.4.1.5
Time: 2018-07-23 00:57:26
Thread: Thread[Game Launcher,6,main]
Content:
java.lang.ClassCastException: java.base/jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to java.base/java.net.URLClassLoader
at org.jackhuang.hellominecraft.util.Utils.getURLString(Utils.java:56)
at org.jackhuang.hellominecraft.launcher.core.launch.AbstractMinecraftLoader.makeHeadCommand(AbstractMinecraftLoader.java:133)
at org.jackhuang.hellominecraft.launcher.core.launch.AbstractMinecraftLoader.makeLaunchingCommand(AbstractMinecraftLoader.java:144)
at org.jackhuang.hellominecraft.launcher.core.launch.GameLauncher.makeLaunchCommand(GameLauncher.java:110)
at org.jackhuang.hellominecraft.launcher.util.HMCLGameLauncher$1.run(HMCLGameLauncher.java:88)
-- System Details --
Operating System: Windows 7 (amd64), 6.1
Java Version: 9.0.1, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation