title: Unable to upload images to AWS through a rails App using carrierwave and fog by heroku
body: <p>I am getting  following errors on my Heroku logs:-</p>
  
  <p>Excon::Errors::Forbidden (Expected(200) &lt;=> Actual(403 Forbidden)
  2013-10-02T16:25:51.131316+00:00 app[web.1]:   response => #"\n<Code>InvalidAccessKeyId</Code>The AWS Access Key Id you provided does not exist in our records.5CA6A058BCE5D28AQ6grl4LPNO+F9YVtJZA7YIASYUFw4IpggAVlMJEzsdAhdwSWOTIB8K+VolEwyGYLS3_KEY", :headers=>{"x-amz-request-id"=>"5CA6A058BCE5D28A", "x-amz-id-2"=>"Q6grl4LPNO+F9YVtJZA7YIASYUFw4IpggAVlMJEzsdAhdwSWOTIB8K+VolEwyGYL", "Content-Type"=>"application/xml", "Transfer-Encoding"=>"chunked", "Date"=>"Wed, 02 Oct 2013 16:25:50 GMT", "Connection"=>"close", "Server"=>"AmazonS3"}, :status=>403, :remote_ip=>"176.32.100.200"}, @body="\n<Code>InvalidAccessKeyId</Code>The AWS Access Key Id you provided does not exist in our records.5CA6A058BCE5D28AQ6grl4LPNO+F9YVtJZA7YIASYUFw4IpggAVlMJEzsdAhdwSWOTIB8K+VolEwyGYL
  
  <p>I have checked the AWS key for at least a dozen times.
  I have set up Heroku variables by using following:</p>
  
  <pre><code>heroku config:add S3_KEY=XXXXXXXXXXXXXXX S3_SECRET=XXXXXXXXXXXXXXXXXXXXXX
  </code></pre>
  
  <p>But I get the error as above.</p>