Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version 51.0

Question

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version 51.0
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
    at java.net.URLClassLoader.access[=10=]0(URLClassLoader.java:58)
    at java.net.URLClassLoader.run(URLClassLoader.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: org.apache.jena.fuseki.cmd.FusekiCmd. Program will exit

当我尝试运行 apache-jena-fuseki-2.0 时出现上述错误。我该如何解决这个问题？

Answer 1

apache-jena-fuseki-2.0 需要 Java JDK 1.7 或更高版本。通过升级 Java 版本可以解决以上问题。 Refer

更新

代码已使用更高版本的 Java 编译，然后在运行上编译（即使用 Java 8 和运行编译 Java 7)

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version 51.0

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version 51.0

java

jena

semantic-web

fuseki

apache-jena

更新