Simple Spring MVC application doesn't work.
(https://github.com/dreambrother/example-apps/tree/master/groovy-spring-scalate-example)

java.lang.NullPointerException
at org.fusesource.scalate.spring.view.ScalateUrlView.checkResource(ScalateView.scala:89)
at org.springframework.web.servlet.view.UrlBasedViewResolver.loadView(UrlBasedViewResolver.java:438)
at org.springframework.web.servlet.view.AbstractCachingViewResolver.createView(AbstractCachingViewResolver.java:186)
at org.springframework.web.servlet.view.UrlBasedViewResolver.createView(UrlBasedViewResolver.java:401)
at org.springframework.web.servlet.view.AbstractCachingViewResolver.resolveViewName(AbstractCachingViewResolver.java:103)
at org.springframework.web.servlet.DispatcherServlet.resolveViewName(DispatcherServlet.java:1211)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1160)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:950)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)