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    Solved mcl无法打开,求助

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    • xiao_zheng
      xiao_zheng 摸鱼 last edited by

      萌新求助 一键安装或者github下releases都无法打开mcl.cmd,是一片黑屏,如果使用java -jar mcl.jar会报错……
      报错截图.png

      C:\Users\Administrator\Desktop\新建文件夹>java -jar mcl.jar
      Error: A JNI error has occurred, please check your installation and try again
      Exception in thread "main" java.lang.UnsupportedClassVersionError: org/itxtech/m
      cl/Loader has been compiled by a more recent version of the Java Runtime (class
      file version 55.0), this version of the Java Runtime only recognizes class file
      versions up to 52.0
      at java.lang.ClassLoader.defineClass1(Native Method)
      at java.lang.ClassLoader.defineClass(Unknown Source)
      at java.security.SecureClassLoader.defineClass(Unknown Source)
      at java.net.URLClassLoader.defineClass(Unknown Source)
      at java.net.URLClassLoader.access$100(Unknown Source)
      at java.net.URLClassLoader$1.run(Unknown Source)
      at java.net.URLClassLoader$1.run(Unknown Source)
      at java.security.AccessController.doPrivileged(Native Method)
      at java.net.URLClassLoader.findClass(Unknown Source)
      at java.lang.ClassLoader.loadClass(Unknown Source)
      at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
      at java.lang.ClassLoader.loadClass(Unknown Source)
      at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)

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      • Topic has been marked as a question  xiao_zheng xiao_zheng 
      • Orisland
        Orisland 摸鱼 last edited by Orisland

        升级jre版本为11。

        xiao_zheng 1 Reply Last reply Reply Quote 0
        • xiao_zheng
          xiao_zheng 摸鱼 @Orisland last edited by

          @orisland 怪了:我在自己电脑上和服务器上装了同样的jdk,但自己电脑怎么搞都⑧行,服务器一开就行,好怪哦

          xiao_zheng 1 Reply Last reply Reply Quote 0
          • xiao_zheng
            xiao_zheng 摸鱼 @xiao_zheng last edited by

            @xiao_zheng 在 mcl无法打开,求助 中说:

            @orisland 怪了:我在自己电脑上和服务器上装了同样的jdk,但自己电脑怎么搞都⑧行,服务器一开就行,好怪哦

            自己的电脑升级到java17也无法运行。

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            • 164ebr
              164ebr last edited by

              java?不应该装jdk吗?亲测64位jdk11没有任何问题

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              • Samarium150
                Samarium150 ⭐2021⭐ last edited by

                使用java --version来检查版本

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                • Topic has been marked as solved  xiao_zheng xiao_zheng 
                • xiao_zheng
                  xiao_zheng 摸鱼 last edited by

                  已解决。今天重启下系统,mcl.cmd没法用,但java -jar mcl.jar可以了。感谢各位

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