前段时间我没玩MC，现在想重新玩的时候发现启动器打不开了，java启动器都重新装过了，可是一运行就显示如下代码
[18:07:51] [AWT-EventQueue-0/INFO] Start generating launching command...
[18:07:51] [Game Launcher/INFO] Building process
[18:07:51] [Game Launcher/INFO] Logging in...
[18:07:51] [Game Launcher/INFO] Detecting libraries...
[18:07:52] [Game Launcher/INFO] Unpacking natives...
[18:07:52] [Game Launcher/INFO] *** Make shell command ***
[18:07:52] [Game Launcher/INFO] On making head command.
[18:07:52] [Game Launcher/INFO] Java Version: 1.7.0_80
[18:07:52] [Game Launcher/INFO] Java Platform: 64
[18:07:52] [Game Launcher/INFO] System Platform: 64
[18:07:52] [Game Launcher/INFO] System Physical Memory: 4095
[18:07:52] [Game Launcher/ERROR]
---- Hello Minecraft! Crash Report ----
Version: 2.7.10.60
Time: 2019-07-14 18:07:52
Thread: Thread[Game Launcher,6,main]
Content:
java.lang.NoSuchMethodError: java.util.Map.getOrDefault(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
at org.jackhuang.hmcl.core.version.StringArgument.toString(StringArgument.java:54)
at org.jackhuang.hmcl.core.version.Arguments.lambda$parseArguments$3(Arguments.java:68)
at org.jackhuang.hmcl.core.version.Arguments$$Lambda$4.apply(Unknown Source)
at org.jackhuang.hmcl.util.CollectionUtils.flatMap(CollectionUtils.java:56)
at org.jackhuang.hmcl.core.version.Arguments.parseArguments(Arguments.java:68)
at org.jackhuang.hmcl.core.version.Arguments.parseArguments(Arguments.java:64)
at org.jackhuang.hmcl.core.launch.MinecraftLoader.makeSelf(MinecraftLoader.java:97)
at org.jackhuang.hmcl.core.launch.AbstractMinecraftLoader.makeLaunchingCommand(AbstractMinecraftLoader.java:145)
at org.jackhuang.hmcl.core.launch.GameLauncher.makeLaunchCommand(GameLauncher.java:140)
at org.jackhuang.hmcl.util.HMCLGameLauncher$1.run(HMCLGameLauncher.java:93)
-- System Details --
Operating System: Windows 7 (amd64), 6.1
Java Version: 1.7.0_80, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
七月 14, 2019 6:07:53 下午 org.jackhuang.hmcl.util.CrashReporter checkThrowable
严重: java.lang.NoSuchMethodError
在网上搜了半天也没找到什么解决方法，求助
[18:07:51] [AWT-EventQueue-0/INFO] Start generating launching command...
[18:07:51] [Game Launcher/INFO] Building process
[18:07:51] [Game Launcher/INFO] Logging in...
[18:07:51] [Game Launcher/INFO] Detecting libraries...
[18:07:52] [Game Launcher/INFO] Unpacking natives...
[18:07:52] [Game Launcher/INFO] *** Make shell command ***
[18:07:52] [Game Launcher/INFO] On making head command.
[18:07:52] [Game Launcher/INFO] Java Version: 1.7.0_80
[18:07:52] [Game Launcher/INFO] Java Platform: 64
[18:07:52] [Game Launcher/INFO] System Platform: 64
[18:07:52] [Game Launcher/INFO] System Physical Memory: 4095
[18:07:52] [Game Launcher/ERROR]
---- Hello Minecraft! Crash Report ----
Version: 2.7.10.60
Time: 2019-07-14 18:07:52
Thread: Thread[Game Launcher,6,main]
Content:
java.lang.NoSuchMethodError: java.util.Map.getOrDefault(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
at org.jackhuang.hmcl.core.version.StringArgument.toString(StringArgument.java:54)
at org.jackhuang.hmcl.core.version.Arguments.lambda$parseArguments$3(Arguments.java:68)
at org.jackhuang.hmcl.core.version.Arguments$$Lambda$4.apply(Unknown Source)
at org.jackhuang.hmcl.util.CollectionUtils.flatMap(CollectionUtils.java:56)
at org.jackhuang.hmcl.core.version.Arguments.parseArguments(Arguments.java:68)
at org.jackhuang.hmcl.core.version.Arguments.parseArguments(Arguments.java:64)
at org.jackhuang.hmcl.core.launch.MinecraftLoader.makeSelf(MinecraftLoader.java:97)
at org.jackhuang.hmcl.core.launch.AbstractMinecraftLoader.makeLaunchingCommand(AbstractMinecraftLoader.java:145)
at org.jackhuang.hmcl.core.launch.GameLauncher.makeLaunchCommand(GameLauncher.java:140)
at org.jackhuang.hmcl.util.HMCLGameLauncher$1.run(HMCLGameLauncher.java:93)
-- System Details --
Operating System: Windows 7 (amd64), 6.1
Java Version: 1.7.0_80, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
七月 14, 2019 6:07:53 下午 org.jackhuang.hmcl.util.CrashReporter checkThrowable
严重: java.lang.NoSuchMethodError
在网上搜了半天也没找到什么解决方法，求助
启动器版本过旧了，来这里下一个新版本的吧 http://hmcl.huangyuhui.net/download
请更新你的java为java8：https://www.java.com/zh_TW/download/manual.jsp
HMCL不支持java7
HMCL不支持java7