diff --git a/answers/submit/.gitkeep b/answers/submit/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/answers/tmp/.gitkeep b/answers/tmp/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/comm/server/main.py b/comm/server/main.py
index 4caed053b1ba2ad0a249991d042d43c93c86d0bc..24f267db70d6bdbeaf82d67e7bbc3e847e4a9ade 100644
--- a/comm/server/main.py
+++ b/comm/server/main.py
@@ -32,7 +32,7 @@ app_args = {}
 questions = None
 clients = None
 current_seed = 1
-wsq = None
+wsq = {}
 
 def load_questions():
     global app_args
@@ -117,9 +117,8 @@ def update_answer_list(qname):
             
             if answer_log['solved'] == "True":
                 is_solved = True
-
-            if questions[qname]['answer'] == answer_log['answer']:
-                questions[qname]['best_json'] = json_name
+                if questions[qname]['answer'] == answer_log['answer']:
+                    questions[qname]['best_json'] = json_name
 
             if (questions[qname]['last_req'] == float(answer_log['req_id'])):
                 if answer_log['solver'] in questions[qname]['solver']:
@@ -213,7 +212,9 @@ def post():
         with open(save_file_path, "w") as fp:
             json.dump(dat, fp, indent=4)
 
-    wsq.put(dat)
+    for k, v in wsq.items():
+        if v is not None:
+            v.put(dat)
 
     res = {"status": "OK"}
 
@@ -346,8 +347,12 @@ def save_best_solution():
     _best_json = ""
 
     for k, v in questions[qname]['answers'].items():
-        if v['nlcheck'] > _best_score:
-            _best_socer = v['nlcheck']
+        try:
+            _score = float(v['nlcheck'])
+        except:
+            _score = -1
+        if _score > _best_score:
+            _best_score = _score
             _best_json = k
 
     if _best_json != "":
@@ -355,12 +360,14 @@ def save_best_solution():
         if not os.path.isdir(out_path):
             os.makedirs(out_path)
 
+        print("Saved answer for {}: {}".format(qname, _best_json))
+
         qnumber = qname.replace("NL_Q", "").replace(".txt", "")
         out_file_path = "{}/T01_A{}.txt".format(out_path, qnumber)
         with open(out_file_path, 'w') as fp:
             fp.write(questions[qname]['answers'][_best_json]['answer'])
 
-        questions[_name]["status"] = "Saved"
+        questions[qname]["status"] = "Saved"
         questions[qname]['best_json'] = _best_json
 
         res = {"status": "OK"}
@@ -600,14 +607,15 @@ def ws():
     if request.environ.get('wsgi.websocket'):
         ws = request.environ['wsgi.websocket']
 
+        ws_id = time.time()
+        wsq[ws_id] = Queue()
+
         while True:
-            if wsq is None:
-                time.sleep(1)
-                continue
-            else:
-                data = wsq.get()
-                str_data = json.dumps(data)
-                ws.send(str_data)
+            data = wsq[ws_id].get()
+            str_data = json.dumps(data)
+            ws.send(str_data)
+
+        wsq[ws_id] = None
 
 @app.route("/")
 def index():
@@ -653,9 +661,6 @@ def init_system():
     if questions is None:
         load_questions()
     
-    if wsq is None:
-        wsq = Queue()
-
 if __name__ == "__main__":
 
     parser = argparse.ArgumentParser(description="PYNQ control panel.")
diff --git a/comm/server/static/js/pynq-manager.js b/comm/server/static/js/pynq-manager.js
index 8361e2a63018fe3ae98098683f7ccea2dcfee601..534a61f06c76c2f1751f8e367612b8338a1715a6 100644
--- a/comm/server/static/js/pynq-manager.js
+++ b/comm/server/static/js/pynq-manager.js
@@ -209,6 +209,7 @@ $(function(){
                     data: {qname: qname}
                 }).done((data) => {
                     alert(data['status']);
+                    location.reload();
                 });
             });
             $("#client-control-pane").find(".submit-button").eq(0).click(function(){