Spring-boot spring-webflow primefaces flow do not render view

I have an app thats use this techologies :

Primefaces 6.2

spring-boot 2.1.0.RELEASE

sping-webflow 2.5.1.RELEASE

the problem is that flow is registered and executed, it execute also an server action in view-state on-entry event but view is not rendered, the engine redirect to root

Attached are pom files flow e java config and log file.