Solved mcl无法打开,求助
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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……
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) -
Topic has been marked as a question
xiao_zheng
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升级jre版本为11。
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@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
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@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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java?不应该装jdk吗？亲测64位jdk11没有任何问题
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使用
java --version来检查版本 -
Topic has been marked as solved xiao_zheng
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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
