Questions tagged [http-status-code-401]

Similar to 403 Forbidden, but specifically for use when authentication is possible but has failed or not yet been provided. The response must include a WWW-Authenticate header field containing a challenge applicable to the requested resource.

http-status-code-401
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3586 votes
22 answers
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403 Forbidden vs 401 Unauthorized HTTP responses

For a web page that exists, but for which a user does not have sufficient privileges (they are not logged in or do not belong to the proper user group), what is the proper HTTP response to serve? 401 ...
VirtuosiMedia's user avatar
96 votes
6 answers
238k views

How to handle 401 (Authentication Error) in axios and react?

I have one file request.js which contains wrapper for axios ajax request. I am calling request function from multiple react components and when one of the request fails I want to refresh the token and ...
Amir Saleem's user avatar
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93 votes
19 answers
248k views

401 Unauthorized: Access is denied due to invalid credentials

I am using IIS Express to deploy MVC4 application. This website runs perfectly on same computer. But in Lan it gives me error 401. <authentication mode="Forms"> <forms loginUrl="~/" ...
java.manish.2015's user avatar
85 votes
9 answers
202k views

How do I get the HTTP status code with jQuery?

I want to check if a page returns the status code 401. Is this possible? Here is my try, but it only returns 0. $.ajax({ url: "http://my-ip/test/test.php", data: {}, complete: function(...
horgen's user avatar
  • 2,193
75 votes
9 answers
114k views

Unable to get windows authentication to work through local IIS

So I've created a new ASP.NET MVC project using the intranet template. web.config contains the appropriate values (e.g. <authentication mode="windows"/>). If I fire up the web app using the VS ...
David's user avatar
  • 15.9k
60 votes
2 answers
5k views

View Vimeo private video with an OAuth token

Can anyone give a help in Vimeo API using scribe? My goal is to access a private video (which I uploaded) without having to force the user to put password (this process should be done in background). ...
JMarques's user avatar
  • 3,044
59 votes
7 answers
56k views

Is it possible to send a 401 Unauthorized AND redirect (with a Location)?

I'd like to send a 401 Unauthorized AND redirect the client somewhere. However: if I do it like this: header('HTTP/1.1 401 Unauthorized'); header('Location: /'); the server sends a 302 Found with ...
Rudie's user avatar
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53 votes
1 answer
2k views

Intermittent 401 Unauthorized from Google GCM

We are getting intermittent 401 Unauthorized errors from Google's GCM service. In the past, it worked 100% of the time. The problem might coincide with our routers accepting IPv6 traffic, but the ...
Jake Braun's user avatar
  • 1,232
43 votes
2 answers
38k views

Authorization in RESTful HTTP API, 401 WWW-Authenticate

I'm creating a RESTful service to provide data to a web application. I have two related questions about this. 1. How to deal with unauthorized requests? I'm intending to respond to requests with the ...
Aidiakapi's user avatar
  • 6,169
39 votes
5 answers
177k views

HTTP Error 401.2 - Unauthorized You are not authorized to view this page due to invalid authentication headers

i want to allow access to Anonymous.aspx page to all user, i have set Basic Authentication to Enabled, and Connect as to specific user. my problem is when trying to access http://MyIPAddress/MyAlias/...
BrainCoder's user avatar
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37 votes
3 answers
49k views

401 Unauthorized vs 403 Forbidden: Which is the right status code for when the user has not logged in? [duplicate]

After lots of Googling and Stackoverflowing, it still isn't clear to me because many articles and questions/answers were too general (including 403 Forbidden vs 401 Unauthorized HTTP responses which ...
Mohammad Naji's user avatar
37 votes
13 answers
78k views

GCM http 401 authorization error

When my backend server sends post requests to GCM servers I get an authorization error HTTP 401. I followed the steps described here: http://developer.android.com/google/gcm/http.html#auth_error &...
A.G.'s user avatar
  • 2,087
31 votes
5 answers
56k views

Spring RestTemplate invoking webservice with errors and analyze status code

I designed a webservice to perform a task if request parameters are OK, or return 401 Unauthorized HTTP status code if request parameters are wrong or empty. I'm using RestTemplate to perform a test ...
Premier's user avatar
  • 4,166
28 votes
4 answers
14k views

Ruby-on-Rails: How to get rid of "you are being redirected" page

I am overriding Devise's failure response so that I can set a 401 status code. However, when the user fails to sign in, they are redirected to a page with a "you are being redirected" link. If I ...
David's user avatar
  • 7,320
28 votes
3 answers
64k views

Exchange Web Service API and 401 unauthorized exception

When I try sending email using the EWS API, I get the following error: (in message.Send();) The request failed. The remote server returned an error: (401) Unauthorized. My code is the following: ...
GwenGuts's user avatar
  • 499
28 votes
1 answer
32k views

Angular.js $http.post TypeError: Cannot read property 'data' of undefined

Angular.js v1.0.6 When making an $http.post and receiving a non 200 resposne (401 in this case) $http.post('http://localhost:3030/auth/login', { username: 'username', password: 'password' }) ....
Matt Richards's user avatar
28 votes
7 answers
50k views

Avoiding 401 response for each request using NTLM

We have here an asp.net 3.5 application using NTLM based windows authentication. The system runs on a private network that actually distributed over different geographic places (connected via VPN). ...
Satumba's user avatar
  • 880
26 votes
5 answers
20k views

Eradicating 401 "Unauthorised" responses followed by 200 "Ok" responses

I’ve got a situation with a large internal corporate web based application running ASP.NET 3.5 on IIS6 generating 401 “Unauthorised” responses followed by 200 “Ok” responses (as profiled by Fiddler). ...
Troy Hunt's user avatar
  • 20.4k
24 votes
1 answer
4k views

401 when accessing Dynamics CRM 2016 Web APIs

I am struggling to access the Dynamics 2016 CRM OData Web APIs from a console application. We have Dynamics CRM 2016 installed, configured with Claims-based authentication, and using AD FS v3.0. My ...
tsimbalar's user avatar
  • 5,920
23 votes
2 answers
23k views

AngularJS - Handling refresh token?

I'm building a SPA with AngularJS with communication to a service (JAVA). When user sends his username/pass, service sends back both: Acces token and Refresh token. I'm trying to handle: if I get ...
damirsehic's user avatar
  • 1,117
22 votes
5 answers
44k views

Command to rebuild applicationHost.config in IIS 7

Is there a way to rebuild the applicationHost.config file in IIS 7 with a Windows command? Or if you can help me fix the issue by modifying this file, that's fine too. When comparing this file to ...
JustBeingHelpful's user avatar
21 votes
2 answers
2k views

github issues api 401, why? (django)

I'm trying to integrate github issues api into a project. I think I'm following the rules of oauth, and everything that is needed and mentioned on http://develop.github.com/p/issues.html, but it ...
kecske's user avatar
  • 649
20 votes
4 answers
16k views

Unauthorized result in ajax requests

I have application with many ajax actions (implemented using JQuery.ajax), that returns JSON ot html. Some of them should be accessible only to authorized users, and I decorated them with [Authorize] ...
David Levin's user avatar
  • 6,685
19 votes
7 answers
96k views

WGET 401 Unauthorized

I'm trying to use a batch file with WGET to download the public FCC file from here http://wireless.fcc.gov/uls/data/complete/l_micro.zip When I intially run the batch file with parameters wget --...
user1192537's user avatar
18 votes
5 answers
16k views

401 instead of 403 with Spring Boot 2

With Spring Boot 1.5.6.RELEASE I was able to send HTTP Status code 401 instead of 403 as described in How let spring security response unauthorized(http 401 code) if requesting uri without ...
lealceldeiro's user avatar
  • 14.7k
18 votes
2 answers
139k views

Server returned HTTP response code: 401 for URL: https

I'm using Java to access a HTTPS site which returns the display in an XML format. I pass the login credentials in the URL itself. Here is the code snippet: DocumentBuilderFactory dbf = ...
Vish's user avatar
  • 193
18 votes
3 answers
23k views

Chaining Express.js 4's res.status(401) to a redirect

I'd like to send a response code of 401 if the requesting user is not authenticated, but I'd also like to redirect when the request was an HTML request. I've been finding that Express 4 doesn't allow ...
brock's user avatar
  • 2,352
16 votes
7 answers
31k views

Turning off ASP.Net WebForms authentication for one sub-directory

I have a large enterprise application containing both WebForms and MVC pages. It has existing authentication and authorisation settings that I don't want to change. The WebForms authentication is ...
Keith's user avatar
  • 152k
16 votes
1 answer
776 views

401 when calling Web Service only on particular machines

We have developed a WPF Application with C# and are using RestSharp to communicate with a simple Web Service like this: Client = new RestClient(serviceUri.AbsoluteUri); Client.Authenticator = new ...
hoetz's user avatar
  • 2,378
15 votes
5 answers
75k views

The request failed with HTTP status 401: Unauthorized

I have a .NET 2.0 website (VB) running in my IIS6 (XP Pro SP2) and a .NET 3.5 (configured as .NET2 under IIS's ASP.NET tab, of course) hosting an ASMX web service. In Chrome, I can call the ASMX and ...
Matt W's user avatar
  • 12.2k
15 votes
2 answers
9k views

How to prevent IIS7 for handling HTTP status code 401?

I'm working my ASP.NET MVC 2 project. I create exception filter for catching unauthorized access exception that occur when user does not has permission to view some action. [CustomError(typeof(...
user avatar
14 votes
5 answers
10k views

Using RoboSpice is there a way to get the HTTP Error Code out of an exception?

I am writing an application that uses RoboSpice. In the request listener onRequestFailure( SpiceException arg0 ) is there a way to know for sure that the error was a result of a 401 HTTP Error ...
JLamkin's user avatar
  • 721
13 votes
3 answers
15k views

'Login as another user' MVC 4 Windows Authentication

I have an intranet project written in MVC 4 which uses Windows Authentication to authorise and authenticate users. I need to add a 'Login as another user' functionality. After some searching I found ...
Darbio's user avatar
  • 11.3k
13 votes
2 answers
13k views

Handling Authentication in Okhttp

I'm using OkHttp 2.3 with basic authentication requests, according to OKHttp docs, it automatically retries unauthenticated requests, but whenever I provide invalid credentials, the request takes too ...
Silvia H's user avatar
  • 8,257
13 votes
1 answer
38k views

Setting authorization header in axios

I have been trying to make a GET request to the National Park Service API with axios and have tried several ways to set my API key in the request header to no avail. Any assistance will be greatly ...
jcarapia's user avatar
  • 600
12 votes
3 answers
57k views

The remote server returned an error: (401) Unauthorized

I'm trying to get the html code of certain webpage, I have a username and a password that are correct but i still can't get it to work, this is my code: private void buttondownloadfile_Click(object ...
Zaidman's user avatar
  • 121
12 votes
3 answers
20k views

Access Exchange Web Services with PHP and cURL

Hello, I am currently writing a client to access a Microsoft Exchange server and read contacts, appointments etc. from it. Through days of searching I've been able to connect to the EWS via PHP's ...
DarkDevine's user avatar
  • 1,047
12 votes
2 answers
9k views

Get rid of a 401 (unauthorized) ajax error in browser console

I'm calling an api through javascript using a jQuery.ajax call. The api respond with 401 if the user is not authenticated and I want to ignore this error only for this call. I've tried all the ...
Fabio's user avatar
  • 19k
11 votes
2 answers
16k views

Java HttpURLConnection.getInputStream but get 401 IOException

I am writing a REST client for CouchDB in Java. The following code should be quite standard: this.httpCnt.connect(); Map<String, String> responseHeaders = new HashMap<>(); int ...
Weixiang Guan's user avatar
11 votes
1 answer
29k views

Catch 401 Exception in Angular2

When i try to connect to an unauthorized URL i get in Chrome: zone.js:1274 POST http://localhost:8080/rest/v1/runs 401 (Unauthorized) core.umd.js:3462 EXCEPTION: Response with status: 401 ...
ManfredP's user avatar
  • 1,047
11 votes
3 answers
8k views

Service-Worker, "TypeError:Request failed at <anonymous>"

I hope you can help me with my problem. Currently I build a PWA with a service-worker. It registerd successful, but something is wrong with the installation. The "caches.open"-promise result in an ...
MaxWeb's user avatar
  • 123
11 votes
2 answers
4k views

Android: HttpsUrlConnection with Authenticator for Basic Authentication iterates forever when password is wrong (on 401 response)

I am using an HttpsUrlConnection with Basic Authentication by using an Authenticator and setting a default Authenticator object like this: Authenticator.setDefault(new Authenticator() { protected ...
Jens's user avatar
  • 6,303
10 votes
3 answers
51k views

getting error java.io.IOException: Server returned HTTP response code: 401 for

Iam trying to authenticate to https url , but iam getting exception . Below is code. import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io....
developer's user avatar
  • 9,384
10 votes
4 answers
13k views

strange 401 error appears for some urls when using .htaccess to redirect http to https

OK, here is the 7th day of unsuccessfull attempt to find an answer why 401 error appears... Now, .htaccess in the root folder contains the only 3 strings (was simplified) and there are NO more ....
Haradzieniec's user avatar
  • 9,218
10 votes
2 answers
12k views

WCF REST Service - 401 Unauthorized

We're in the process of developing a WCF REST web service which just receives a bunch of arbitrary text from any anonymous user and then performs some processing on the back end. For example, here's ...
Jacobs Data Solutions's user avatar
10 votes
5 answers
6k views

Why does toaster service inside Global Error Handler wont work in Angular4/5/6?

My requirement is to load some data by calling Two Rest Api's before app component loads.If API gives any error display the message in Toaster (angular2-toaster). Before loading app component the ...
Tony's user avatar
  • 151
10 votes
1 answer
4k views

Chrome: Basic Auth image requests return 401, but not when called directly

Chrome throws 401 restricted errors for Basic auth'd IMG-urls in the vein of http://user:[email protected]/image, but did not do this before with the same resources and code. When called directly, as in "...
reinhardt's user avatar
  • 361
9 votes
4 answers
16k views

customerrors for 401.2 in ASP.NET

I successfully implemented role based authorization in ASP.NET. When a person does not have the needed role he gets to see an error page for 401.2 not authorized. What I would like to accomplish now ...
Nyla Pareska's user avatar
  • 1,377
9 votes
1 answer
24k views

HTTP Status Code: 401 in GCMDemo

Reference:http://developer.android.com/google/gcm/demo.html Server 401 when trying to send a message to my android device. HTTP Status 500 - HTTP Status Code: 401 type Exception report message ...
Nic's user avatar
  • 113
9 votes
4 answers
56k views

The remote server returned an error: (401) Unauthorized. Using CSOM in ASP.NET

I'm tried to pull some SharePoint 2013 list data I created which works fine when running locally on my machine and when run locally one the server. I'm user the same credentials when running both ...
Hidan's user avatar
  • 347

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