正常安装RabitMQ后，rabbitmq-server启动正常，但rabbitmq_management管理插件启动失败报错：[root@rabbit1 Desktop]# rabbitmq-plugins enable rabbitmq_management{:query, :rabbit@rabbit1, {:badrpc, :timeout}}解决在etc/rabbitmq目录下创建文件e

openFeign接口方法传递多个参数时错误：nested exception is java.lang.IllegalStateException: Method has too many Body parameters: public abstract xxx这是因为feign客户端的方法参数没有用相关的注解@RequestParam客户端@RequestParam注解的value属性必须指定

MongoTemplate联表查询排坑两则环境springboot 2.4.1实体&表@Data@Document(collection = "topic")public class TopicEntity {@Idprivate String topicId;@Field("topic_name")private String topicName;}@Document(collectio