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原创 java编译时出现错误：a jni error has occurred, please check your installation and try againException

在命令提示符中使用javac运行.java文件时没有错误，接下来运行java时却出现错误：a jni error has occurred, please check your installation and try again exception in thread "main" java.lang.unsupportedclassversionerror: hellochina has been compiled by a more recent version of the java r...