The failure listener delegate which will be called by the underlying framework when the user registration has failed and the reason for failure will be propagated through an error object.
This is true in case of asynchronous user registration only.
-(IBAction)buttonsPressed:(UIButton*)button{ [SMPUserManager setDelegate:self]; SMPUserManager* userManager = [SMPUserManager initializeWithConnection:clientConn]; } -(void)userRegistrationFailed:userManager { // Error handling using the error object }