AuthenticationManagerBuildercannot be resolved. It is indirectly referenced from required .class

刚好学习SpringBoot的时候遇到了这个问题,

解决方案:

    首先确定你添加了该依赖

            <dependency>
    		<groupId>org.springframework.security</groupId>
    		<artifactId>spring-security-core</artifactId>
    		<version>5.1.1.RELEASE</version>
	    </dependency>

我用的是eclipse然后:点击project --> Properties --> Java Build Path --> Libraries --> Add jars 或者Add external jars.指向这个jar包即可完成。

(在我的项目中出错的是WebSecurityConfig.java类中引入了该相关包,所以指向该文件)

如图:

参考:https://stackoverflow.com/questions/37272814/the-type-org-springframework-security-authentication-authenticationmanager-canno

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