Unsupported major.minor version 52.0

本文记录了解决Tomcat9.0在使用JDK1.7环境下运行出现的unsupportedmajor.minorversion52.0错误的过程。通过分析,发现此错误源于Tomcat的部分文件需要更高版本的JRE支持。解决方案包括升级JDK至更高版本或降级Tomcat至8.0版本。对于希望避免此类问题的开发者,本文提供了实用的指导。

运行Tomcat9.0,jdk1.7出现tomcat unsupported major.minor version 52.0

 

今天看到tomcat的最新版本已经是9.0了,就下载了一个,由于jdk之前安装的,是1.7,运行tomcat后,出现tomcat unsupported major.minor version 52.0

网上搜索了下,大致是因为tomcat的有些文件是需要高版本的jre,然后要么更新jdk到高版本,要么降低tomcat的版本,我就下载了一个8.0的tomcat。暂时先这样使用吧

 

转载于:https://my.oschina.net/yuhangyes/blog/2218530

org.springframework.beans.factory.BeanDefinitionStoreException: Failed to read candidate component class: file [E:\BJJGSWGLJ\hd\wisdom-city-common\target\classes\com\louddt\asset\wisdom\entity\common\dict\Dict.class]; nested exception is org.springframework.core.NestedIOException: ASM ClassReader failed to parse class file - probably due to a new Java class file version that isn't supported yet: file [E:\BJJGSWGLJ\hd\wisdom-city-common\target\classes\com\louddt\asset\wisdom\entity\common\dict\Dict.class]; nested exception is java.lang.IllegalArgumentException: Unsupported class file major version 61 at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.scanCandidateComponents(ClassPathScanningCandidateComponentProvider.java:452) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.findCandidateComponents(ClassPathScanningCandidateComponentProvider.java:315) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ClassPathBeanDefinitionScanner.doScan(ClassPathBeanDefinitionScanner.java:276) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ComponentScanAnnotationParser.parse(ComponentScanAnnotationParser.java:132) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:296) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:250) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:207) ~[spring-context-5.2.12.RELEASE.jar:5.2.12.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationCl
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