执行命令后报错。。

Question

E:\javaproject\project\imooc\imooc-ad-spring-cloud\ad-eureka\target>java -jar ad-eureka-1.0-SNAPSHOT.jar --spring.profiles.active=
server1
Exception in thread “main” java.lang.UnsupportedClassVersionError: org/springframework/boot/loader/JarLauncher : Unsupported major
.minor version 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$1.run(UnknownSource)atjava.security.AccessController.doPrivileged(NativeMethod)atjava.net.URLClassLoader.findClass(UnknownSource)atjava.lang.ClassLoader.loadClass(UnknownSource)atsun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)

Answer 1

张勤一 2020-01-19 20:48:46

看这个报错应该是 JDK 版本错误，加下群报错截个图吧

• 提问者 小烧饼 #1

  非常感谢！

Answer 2

提问者 小烧饼 2020-01-19 22:04:40

原因是  java和javac不一致。然后在path中把%JAVA_HOME%/bin 放在了最开头。然后就好了