严重: Compilation error org.eclipse.jdt.internal.compiler.classfmt.ClassFormatException-优快云博客

本文链接：https://blog.youkuaiyun.com/qq_39765635/article/details/81192064

这篇博客记录了Maven新手在使用过程中遇到的JVM环境过低（默认为jre1.5）和Tomcat版本过低导致的Compilation error。作者尝试升级JVM和Tomcat，但问题依然存在。最终通过调整Maven的Tomcat插件配置解决了问题。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

Maven新手的错误

今天初学maven工程，见识过他的强大，心所向恋，却又很次揪心。看着某马的视频学的maven，其环境是jdk1.7+tomcat7.0

我机子装的是jdk1.8+tomcat7&tomcat8。

错误1：jvm环境过低，用的是其默认的jre1.5，

错误详情：

[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building mavendemo 0.0.1-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] >>> tomcat-maven-plugin:1.1:run (default-cli) > compile @ mavendemo >>>
[INFO]
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ mavendemo ---
[WARNING] Using platform encoding (UTF-8 actually) to copy filtered resources, i.e. build is platform dependent!
[INFO] Copying 0 resource
[INFO]
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ mavendemo ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] <<< tomcat-maven-plugin:1.1:run (default-cli) < compile @ mavendemo <<<
[INFO]
[INFO] --- tomcat-maven-plugin:1.1:run (default-cli) @ mavendemo ---
[INFO] Running war on http://localhost:8080/mavendemo
[INFO] Using existing Tomcat server configuration at E:\Projects\eclipse-workspace\mavendemo\target\tomcat
七月 24, 2018 8:50:10 下午 org.apache.catalina.startup.Embedded start
信息: Starting tomcat server
七月 24, 2018 8:50:10 下午 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.29
七月 24, 2018 8:50:10 下午 org.apache.coyote.http11.Http11Protocol init
信息: In