SpringBoot Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFactory bean.

SpringBoot

　　　　Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFactory bean.

解决：

　　添加springboot-web的注解

        <dependency>  
            <groupId>org.springframework.boot</groupId>  
            <artifactId>spring-boot-starter-web</artifactId>  
        </dependency>