You're probably not creating a signature the right way. What is your
base string?

Tom


On 10/26/10 9:01 PM, MartinHN wrote:
> Hi
> 
> I'm getting the Failed to validate oauth signature and token error,
> and I really don't know what I'm doing wrong.
> 
> Here are the request and responses, hope someone can figure out what's
> wrong:
> 
> Request:
> 
> POST https://api.twitter.com/oauth/request_token HTTP/1.1
> Content-Type: application/x-www-form-urlencoded
> Authorization: OAuth oauth_nonce="63b2a5f9-
> c84c-4139-9e72-09704f8c460f", oauth_callback="http%3A%2F%2Fyakinix.web
> %2Foauth%2Fcallback", oauth_signature_method="HMAC-SHA1",
> oauth_timestamp="1288119361",
> oauth_consumer_key="6lu1o0Jd01UoBPIvdohog",
> oauth_signature="vI8MaCVg7XciXIeIay%2Bg%2BXGiflM%3D",
> oauth_version="1.0"
> Host: api.twitter.com
> Content-Length: 0
> Connection: Keep-Alive
> 
> 
> Response:
> 
> HTTP/1.1 401 Unauthorized
> Date: Tue, 26 Oct 2010 18:56:02 GMT
> Server: hi
> Status: 401 Unauthorized
> X-Transaction: 1288119362-88573-53455
> Last-Modified: Tue, 26 Oct 2010 18:56:02 GMT
> X-Runtime: 0.01085
> Content-Type: text/html; charset=utf-8
> Content-Length: 44
> Pragma: no-cache
> X-Revision: DEV
> Expires: Tue, 31 Mar 1981 05:00:00 GMT
> Cache-Control: no-cache, no-store, must-revalidate, pre-check=0, post-
> check=0
> Set-Cookie: k=87.60.166.192.1288119362316968; path=/; expires=Tue, 02-
> Nov-10 18:56:02 GMT; domain=.twitter.com
> Set-Cookie: guest_id=128811936237445035; path=/; expires=Thu, 25 Nov
> 2010 18:56:02 GMT
> Set-Cookie:
> _twitter_sess=BAh7CDoPY3JlYXRlZF9hdGwrCEij5ekrAToHaWQiJTYxZjRmNzM4OTYwNzBl
> %250AMzA3NWRlY2VhZTI1NDFhZGQ2IgpmbGFzaElDOidBY3Rpb25Db250cm9sbGVy
> %250AOjpGbGFzaDo6Rmxhc2hIYXNoewAGOgpAdXNlZHsA--560f0521cbaf0946beaf5055905d6d07c1deb378;
> domain=.twitter.com; path=/
> Vary: Accept-Encoding
> Connection: close
> 
> Failed to validate oauth signature and token
> 
> 
> 
> Can anyone see what's wrong?
> 

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