diff --git a/fbchat/client.py b/fbchat/client.py
index 934abd4..79adb39 100644
--- a/fbchat/client.py
+++ b/fbchat/client.py
@@ -96,13 +96,13 @@ class Client(object):
         self.req_counter += 1
         return payload
 
-    def _fix_fb_errors(self, error):
+    def _fix_fb_errors(self, error_code):
         """
         This fixes "Please try closing and re-opening your browser window" errors (1357004)
         This error usually happens after 1-2 days of inactivity
         It may be a bad idea to do this in an exception handler, if you have a better method, please suggest it!
         """
-        if isinstanceof(error, FBchatFacebookError) and error.fb_error_code == '1357004':
+        if error_code == '1357004':
             log.warning('Got error #1357004. Doing a _postLogin, and resending request')
             self._postLogin()
             return True
@@ -115,8 +115,8 @@ class Client(object):
             return r
         try:
             return check_request(r, as_json=as_json)
-        except FBchatException as e:
-            if error_retries > 0 and self._fix_fb_errors(e):
+        except FBchatFacebookError as e:
+            if error_retries > 0 and self._fix_fb_errors(e.fb_error_code):
                 return self._get(url, query=query, timeout=timeout, fix_request=fix_request, as_json=as_json, error_retries=error_retries-1)
             raise e
 
@@ -127,8 +127,8 @@ class Client(object):
             return r
         try:
             return check_request(r, as_json=as_json)
-        except FBchatException as e:
-            if error_retries > 0 and self._fix_fb_errors(e):
+        except FBchatFacebookError as e:
+            if error_retries > 0 and self._fix_fb_errors(e.fb_error_code):
                 return self._post(url, query=query, timeout=timeout, fix_request=fix_request, as_json=as_json, error_retries=error_retries-1)
             raise e
 
@@ -136,8 +136,8 @@ class Client(object):
         content = self._post(self.req_url.GRAPHQL, payload, fix_request=True, as_json=False)
         try:
             return graphql_response_to_json(content)
-        except FBchatException as e:
-            if error_retries > 0 and self._fix_fb_errors(e):
+        except FBchatFacebookError as e:
+            if error_retries > 0 and self._fix_fb_errors(e.fb_error_code):
                 return self._graphql(payload, error_retries=error_retries-1)
             raise e
 
diff --git a/fbchat/models.py b/fbchat/models.py
index a1b2f35..a380599 100644
--- a/fbchat/models.py
+++ b/fbchat/models.py
@@ -21,15 +21,6 @@ class FBchatFacebookError(FBchatException):
         self.fb_error_message = fb_error_message
         self.request_status_code = request_status_code
 
-class FBchatRedirectError(Exception):
-    #: The url that Facebook redirected to
-    fb_redirect_url = None
-    def __init__(self, message, fb_redirect_url=None):
-        super(FBchatException, self).__init__(message)
-        """Thrown by fbchat when Facebook returns an unexpected redirect"""
-        self.fb_redirect_url = str(fb_redirect_url)
-
-
 class FBchatUserError(FBchatException):
     """Thrown by fbchat when wrong values are entered"""
 
diff --git a/fbchat/utils.py b/fbchat/utils.py
index 8c8fc08..2b31228 100644
--- a/fbchat/utils.py
+++ b/fbchat/utils.py
@@ -187,10 +187,6 @@ def generateOfflineThreadingID():
     return str(int(msgs, 2))
 
 def check_json(j):
-    if not j.get('payload') and j.get('jsmods') is not None and j['jsmods'].get('require') is not None:
-        for x in j['jsmods']['require']:
-            if len(x) > 3 and x[0] == 'ServerRedirect' and x[1] == 'redirectPageTo':
-                return FBchatRedirectError('Redirect when sending request: {}'.format(j), fb_redirect_url=x[3][0])
     if j.get('error') is None:
         return
     if 'errorDescription' in j: