Manage com.octo.captcha.service.CaptchaServiceException on subscription

[GoogleCodeExporter]

com.octo.captcha.service.CaptchaServiceException: Invalid ID, could not
validate unexisting or already validated captcha
    com.octo.captcha.service.AbstractCaptchaService.validateResponseForID(AbstractCaptchaService.java:146)
    com.octo.captcha.service.AbstractManageableCaptchaService.validateResponseForID(AbstractManageableCaptchaService.java:367)
    org.webcomponents.web.servlet.mvc.CaptchaFormController.validateCaptcha(CaptchaFormController.java:31)

Original issue reported on code.google.com by fla...@gmail.com on 10 Jul 2009 at 3:56