[JENKINS-49642] Fix proxy view recursion

core/src/main/java/hudson/model/ProxyView.java

@@ -91,6 +91,11 @@ public class ProxyView extends View implements StaplerFallback {
         return getProxiedView().contains(item);
     }
 
+    @Override
+    public TopLevelItem getItem(String name) {
+        return getProxiedView().getItem(name);
+    }
+
     @Override
     protected void submit(StaplerRequest req) throws IOException, ServletException, FormException {
         String proxiedViewName = req.getSubmittedForm().getString("proxiedViewName");