idea的spring boot启动报Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletConta

1.错误代码

2018-10-23 11:58:47.077 ERROR 7640 --- [           main] o.s.boot.SpringApplication               : Application startup failed

org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is org.springframework.context.ApplicationContextException: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFactory bean.
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:137) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:535) ~[spring-context-4.3.2.RELEASE.jar:4.3.2.RELEASE]
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:369) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:313) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at com.xh.data.webrs.Startup.main(Startup.java:17) [classes/:na]
Caused by: org.springframework.context.ApplicationContextException: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFactory bean.
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.getEmbeddedServletContainerFactory(EmbeddedWebApplicationContext.java:189) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:162) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:134) ~[spring-boot-1.4.0.RELEASE.jar:1.4.0.RELEASE]
	... 6 common frames omitted

Disconnected from the target VM, address: '127.0.0.1:54070', transport: 'socket'

Process finished with exit code 1

2.试试这个

   

3.原因idea默认不加载provided 范围的依赖包