org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException in REST with Spring

Question

I am trying to create REST service using Spring.When I try to access that service it returns proper data but shows -

Exception handling request to /RESTServ         


        

Answer 1

If your are using maven, add JSON Databinding dependencies specified below in your pom.xml and annotate the User class with @JsonRootName(value = "user"),

    
        org.codehaus.jackson
        jackson-jaxrs
        1.9.13
    
    
        org.codehaus.jackson
        jackson-xc
        1.9.13