not able to parse mocha empty response. sometimes mocha is sending empty response

Author: nakula

lib/server.js

@@ -113,10 +113,14 @@ exports.Server = function Server(bsClient, workers) {
       response.end();
     },
     "_report": function reportHandler(uri, body, request, response) {
-      query = parseBody(body);
+      query = null;
+      try {query = parseBody(body); }catch(e){}
       var uuid = request.headers['x-worker-uuid'];
       var worker = workers[uuid];
 
+      if (query == null) {
+        console.log("[%s] Null response from remote Browser", request.headers['x-browser-string']);
+      } else {
       if (query.tracebacks.length > 0) {
         console.log("Tracebacks:");
         query.tracebacks.forEach(function (traceback) {
@@ -128,6 +132,7 @@ exports.Server = function Server(bsClient, workers) {
                   request.headers['x-browser-string'], query.runtime,
                   query.passed, query.total, query.failed);
       status += query.failed;
+      }
 
       if (worker) {
         bsClient.takeScreenshot(worker.id,function(error,screenshot){