actually专题
Bean named 'BService' is expected to be of type 'path1' but was actually of type 'path2'
报错： Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'AService': Injection of resource dependencies failed; nested exception is org.springframework.be
Bean named ‘userService‘ is expected to be of type ‘com.cqust.biz.BankCardBizImpl‘ but was actually
IDEA错误提示： Exception in thread “main” org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘userController’: Injection of resource dependencies failed; nested except
Database operation expected to affect 1 row(s) but actually affected 0 row(s) entity framework core
记一次很奇怪的报错，这种错误很常见，但是新增提示的还是比较少见，最后竟然是因为红色框柱的影响的 、
![Bean named '*' must be of type [*], but was actually of type [*] with root case](/front/images/it_default2.jpg)
Bean named '*' must be of type [*], but was actually of type [*] with root case
一个很小的bug，调了半个小时。原因在于SpringMVC中调用了一个返回值为空的方法，却没有写@ResponseBody @ResponseBody 作用： 该注解用于将Controller的方法返回的对象，通过适当的HttpMessageConverter转换为指定格式后，写入到Response对象的body数据区。 使用时机： 返回的数
spring注入bean错误-Bean named 'abc' is expected to be of type 'AAA' but was actually of type 'BBB'...
先看如下两个注入到spring容器中的bean， 一个是 UserNewManager， 一个是 UserManager。 @Servicepublic class UserNewManager {public void doSomething() {}}@Servicepublic class UserManager {...} 再看下面的testcase，利用@Resource
Java RMI方式调用问题 but was actually of type [$Proxy7]
配置文件不变： <!-- 分类 --> <bean id="commoCategoryServComponent" class="org.springframework.remoting.rmi.RmiProxyFactoryBean"> <property name="serviceUrl" value="${ecos_commodity_remote.