DispatcherServlet.processHandlerException checks whether the ModelAndView is empty before rendering it.

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@847 50f2f4bb-b051-0410-bef5-90022cba6387

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/DispatcherServlet.java

@@ -1059,6 +1059,9 @@ public class DispatcherServlet extends FrameworkServlet {
 			exMv = it.next().resolveException(request, response, handler, ex);
 		}
 		if (exMv != null) {
+			if (exMv.isEmpty()) {
+				return null;
+			}
 			if (logger.isDebugEnabled()) {
 				logger.debug("Handler execution resulted in exception - forwarding to resolved error view: " + exMv, ex);
 			}