diff --git a/instalooter/_utils.py b/instalooter/_utils.py
index 8a195df..b598058 100644
--- a/instalooter/_utils.py
+++ b/instalooter/_utils.py
@@ -43,7 +43,7 @@ def _get_info(cls, media):
         if timestamp is not None:
             dt = datetime.datetime.fromtimestamp(timestamp)
             info['datetime'] = ("{0.year}-{0.month:02d}-{0.day:02d} {0.hour:02d}"
-                "h{0.minute:02d}m{0.second:02d}s{0.microsecond}").format(dt)
+                                "h{0.minute:02d}m{0.second:02d}s{0.microsecond}").format(dt)
             info['date'] = datetime.date.fromtimestamp(timestamp)
 
         return dict(six.moves.filter(
@@ -91,4 +91,9 @@ def __set__(self, obj, value):
 
 def get_shared_data(html):
     match = re.search(r'window._sharedData = ({[^\n]*});', html)
-    return json.loads(match.group(1))
+    # append in 2019.7.15 in order to fix random 'NoneType' error
+    # return json.loads(match.group(1))
+    if match:
+        return json.loads(match.group(1))
+    else:
+        return None
diff --git a/instalooter/looters.py b/instalooter/looters.py
index c12cbe6..6390bdc 100644
--- a/instalooter/looters.py
+++ b/instalooter/looters.py
@@ -143,7 +143,12 @@ def _login(cls, username, password, session=None):
             })
 
             with session.get(homepage) as res:
-                token = get_shared_data(res.text)['config']['csrf_token']
+                # to fix 'NoneType' error 2019.7.15
+                # token = get_shared_data(res.text)['config']['csrf_token']
+                token = None
+                while token is None:
+                    token = get_shared_data(res.text)['config']['csrf_token'] if not None else None
+
                 session.headers.update({'X-CSRFToken': token})
 
             time.sleep(5 * random.random())  # nosec
@@ -283,9 +288,17 @@ def __init__(self,
 
         # Get CSRFToken and RHX
         with self.session.get('https://www.instagram.com/') as res:
-            token = get_shared_data(res.text)['config']['csrf_token']
+            # to fix 'NoneType' error 2019.7.15
+            # token = get_shared_data(res.text)['config']['csrf_token']
+            token = None
+            while token is None:
+                token = get_shared_data(res.text)['config']['csrf_token'] if not None else None
             self.session.headers['X-CSRFToken'] = token
-            self.rhx = get_shared_data(res.text).get('rhx_gis', '')
+            # self.rhx = get_shared_data(res.text).get('rhx_gis', '')
+            self.rhx = None
+            while self.rhx is None:
+                self.rhx = get_shared_data(res.text).get('rhx_gis', '') if not None else None
+
 
     @abc.abstractmethod
     def pages(self):
@@ -345,7 +358,11 @@ def get_post_info(self, code):
         """
         url = "https://www.instagram.com/p/{}/".format(code)
         with self.session.get(url) as res:
-            data = get_shared_data(res.text)
+            # to fix 'NoneType' error 2019.7.15
+            # data = get_shared_data(res.text)
+            data = None
+            while data is None:
+                data = get_shared_data(res.text) if not None else None
             return data['entry_data']['PostPage'][0]['graphql']['shortcode_media']
 
     def download_pictures(self,
diff --git a/instalooter/pages.py b/instalooter/pages.py
index 0564171..6e07da5 100644
--- a/instalooter/pages.py
+++ b/instalooter/pages.py
@@ -34,7 +34,8 @@ class PageIterator(typing.Iterator[typing.Dict[typing.Text, typing.Any]]):
     """
 
     PAGE_SIZE = 50
-    INTERVAL = 2
+    # slower rate
+    INTERVAL = 50
 
     _BASE_URL = "https://www.instagram.com/graphql/query/"
     _section_generic = NotImplemented    # type: Text
@@ -73,8 +74,10 @@ def _page_loader(self, session, rhx):
                     yield data['data']
             except KeyError as e:
                 if data.get('message') == 'rate limited':
-                    raise RuntimeError("Query rate exceeded (wait before next run)")
-                time.sleep(10)
+                    # So that RuntimeError never interupt the process
+                    # raise RuntimeError("Query rate exceeded (wait before next run)")
+                    print("Query rate exceeded (wait before next run)")
+                time.sleep(600)
             # Sleep before next query
             time.sleep(self.INTERVAL)