JVMCFRE003 bad major version问题

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java major version(转)

在jar包中,用winrar解压一个类文件,然后在命令行下面输入 javap -verbose classname 会输出一些信息,大致如下: Compiled from "HtmlCrawer.java" public class org.eagleeye.html.HtmlCrawer extends java.lang.Object SourceFile: "HtmlCrawer.java" minor version: 0 major version: 50…

tomcat加载web项目报错：bad major version at offset=6

分析原因是开发的web项目的java版本高于tomcat使用的java版本,比如我是在java1.6上开发的,但是tomcat使用的java运行环境是1.5,所以会报改错误. 转载博客如下:http://www.coin163.com/it/5969750391153999189/tomcat 虚拟目录可以减少Tomcat启动时的负载,加快应用服务器的启动时间.便于项目目录管理. 方法: 1).在Tomcat安装目录\conf\server.xml的末端的</Host>,在其上面一行添加如下代…

SonarQube执行代码分析时，报错ERROR: Unable to create symbol table for : /**/*.java java.lang.IllegalArgumentException: Unsupported class file major version 55

若要转载本文,请务必声明出处:https://www.cnblogs.com/zhongyuanzhao000/p/11686633.html 起因: 最近正在尝试SonarQube的简单使用,但是当在项目的根目录执行命令sonar-scanner时,出现了报错如下: ERROR: Unable to create symbol table for : /usr/local/workspace/simple-java-maven-app/src/main/java/com/mycompany/a…

RPCVersionCapError: Requested message version, 4.17 is incompatible. It needs to be equal in major version and less than or equal in minor version as the specified version cap 4.11.

[问题描述] RPCVersionCapError: Requested message version, 4.17 is incompatible. It needs to be equal in major version and less than or equal in minor version as the specified version cap 4.11. 2019-08-16 10:33:21.706 35 ERROR nova.api.openstack.extension…

py4j.protocol.Py4JJavaError: An error occurred while calling z:org.apache.spark.api.python.PythonRDD.collectAndServe. : java.lang.IllegalArgumentException: Unsupported class file major version 55

今天小编用Python编写Spark程序报了如下异常: py4j.protocol.Py4JJavaError: An error occurred while calling z:org.apache.spark.api.python.PythonRDD.collectAndServe.: java.lang.IllegalArgumentException: Unsupported class file major version 55 从网上找到的解决方案是JDK版本问题,于是乎小编将Ja…

pyspark Py4JJavaError: Unsupported class file major version 56

在jupyter notebook跑上面的代码的时候报错Py4JJavaError: An error occurred while calling z:org.apache.spark.mllib.api.python.SerDe.pythonToJava. : java.lang.IllegalArgumentException: Unsupported class file major version 56解决是参考https://stackoverflow.com/questions/5…

【解决了一个小问题】golang中引用一个路径较长的库，导致goland中出现"module contains a go.mod file, so major version must be compatible: should be v0 or v1, not v2"

在项目中的go.mod文件中有这样一句: require ( github.com/xxx-devops/xx1/sdk/go v2.2.3 ) 项目的编译没有问题,但是goland中出现如下提示: go: errors parsing go.mod: D:/source/github/ahfuzhang/go.lib/go.mod:8: require github.com/xxx-devops/xx1/sdk/go: version "v2.2.3" invalid: module…