Google+ Sign In API returns error 500

Sometimes it works, but 99% of the times, it returns the 500 error.

                $token_url = 'https://accounts.google.com/o/oauth2/token';

                $postdata = array(
                        'code' => $this->code,
                        'grant_type' => 'authorization_code',
                        'redirect_uri' => $this->url,
                        'client_id' => $this->appID,
                        'client_secret' => $this->appSecret,
                    );

                $ch = curl_init();
                $curlParams = array (
                        CURLOPT_RETURNTRANSFER => true,
                        CURLOPT_FOLLOWLOCATION => 0,
                        CURLOPT_FAILONERROR => false,
                        CURLOPT_SSL_VERIFYPEER => true,
                        CURLOPT_VERBOSE => false,
                    );
                curl_setopt_array($ch, $curlParams);
                curl_setopt($ch, CURLOPT_URL, $token_url);
                curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata);
                curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
                $response = curl_exec($ch);
                curl_close($ch);

Can you take a look into this matter?

Original issue reported on code.google.com by marianc...@gmail.com on 10 Dec 2013 at 10:05

Torsten2217 / google-plus-platform

Google+ Sign In API returns error 500 #731