Java项目报错，pom文件中jar包没有冲突

Question

"C:\Program Files\Java\jdk1.8.0_221\bin\java.exe" -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:C:\Program Files\JetBrains\IntelliJ IDEA 2020.1.2\lib\idea_rt.jar=59525:C:\Program Files\JetBrains\IntelliJ IDEA 2020.1.2\bin" -Dfile.encoding=UTF-8 -classpath C:\Users\19168\AppData\Local\Temp\classpath140233728.jar com.cnooc.web.Web_application
Exception in thread "main" java.lang.IllegalArgumentException: Cannot instantiate interface org.springframework.boot.SpringApplicationRunListener : org.springframework.boot.context.event.EventPublishingRunListener
    at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:439)
    at org.springframework.boot.SpringApplication.getSpringFactoriesInstances(SpringApplication.java:421)
    at org.springframework.boot.SpringApplication.getRunListeners(SpringApplication.java:410)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:301)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1204)
    at com.cnooc.web.Web_application.main(Web_application.java:22)
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.boot.context.event.EventPublishingRunListener]: Constructor threw exception; nested exception is java.lang.NoSuchFieldError: INSTANCE
    at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:217)
    at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:435)
    ... 6 more
Caused by: java.lang.NoSuchFieldError: INSTANCE
    at org.springframework.boot.SpringApplication.asUnmodifiableOrderedSet(SpringApplication.java:1279)
    at org.springframework.boot.SpringApplication.getListeners(SpringApplication.java:1193)
    at org.springframework.boot.context.event.EventPublishingRunListener.<init>(EventPublishingRunListener.java:58)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:204)
    ... 7 more

Answer 1

当出现这种信息的时候是因为项目里有两个httpClient.jar包，编译器默认使用版本低的包，导致你的sdk或者api链接版本不兼容 我这里使用ali的oss对象存储，在获取连接的时候发现这个错误，检查jar包的时候才发现，里面有很多包是多个版本，之前在调试百度AI的时候导了一部分包，版本比ali SDK的低一些，把所有的低版本从项目移除问题就解决了。

望采纳，谢谢