Springboot Start Error "This application have no explicit mapping for/error, so is seeing this as a fallback 】

This application have no explicit mapping for/error, so is seeing this as a fallback.

Wed Dec 16:35:25 CST 2016There is an unexpected error (Type=not Found, status=404). No message available Spring-boot automatically loads all components under the package under which the startup class is located and under its child package. So the path to the package where the Springboot startup class is to be at the outermost or the root level

Springboot Start Error "This application have no explicit mapping for/error, so is seeing this as a fallback 】