diff --git a/classes/class-PMSSO-Client.php b/classes/class-PMSSO-Client.php
index 50a2f77..195f44b 100644
--- a/classes/class-PMSSO-Client.php
+++ b/classes/class-PMSSO-Client.php
@@ -332,8 +332,10 @@ public function generate_pmsso_access_token_from_refresh_token($refresh_token ='
       }
       return $code_response;
     } else {
+	  error_log("failed to get access token from refresh token");
       $code_response['curlerrors'] = $errors;
       $code_response['curlinfo'] = $info;
+	  error_log(json_encode($code_response));
       return $code_response;
     }
   }