13213: Dial: Invalid hangupOnStar valuePositive FeedbackNegative FeedbackWARNING: 13213warning-13213 page anchorPositive FeedbackNegative FeedbackWARNING Descriptiondescription page anchorPositive FeedbackNegative FeedbackhangupOnStar must be "true" or "false". See the Dial Verb API Reference for more information.