Bean初始化失败；嵌套的异常是java.lang.NoClassDefFoundError：org / springframework / util / function / SingletonSupplier

Question

当我尝试运行Junit 4.12测试时出现此错误： AVERTISSEMENT：在上下文初始化期间遇到异常-取消刷新尝试：org.springframework.beans.factory.BeanCreationException：创建名称为“ org.springframework.context.annotation.internalAsyncAnnotationProcessor”的bean时出错：bean的初始化失败；嵌套的异常是java.lang.NoClassDefFoundError：org / springframework / util / function / SingletonSupplier 十月23，2020 3:25:10 PM org.springframework.test.context.TestContextManager prepareTestInstance GRAVE：在允许TestExecutionListener [org.springframework.test.context.support.DependencyInjectionTestExecutionListener@4e7dc304]准备测试实例时捕获了异常