Could not exec java with Spring+Maven exit code 1

Question

I am new to Spring/Maven, and am following this tutorial: Serving Web Content with Spring MVC.

Everytime I run mvn spring-boot:run, I get this error:

Answer 1

In my case I just delete "devtools" dependency.

    
        org.springframework.boot
        spring-boot-devtools
        true
    

And it works!