13218: Dial: Invalid sequential valueWARNING: 13218warning-13218 page anchorPROGRAMMABLE VOICEWARNING Descriptiondescription page anchorsequential must be "true" or "false". Possible Causespossible-causes page anchorsequential value is not "true" or "false". Possible Solutionspossible-solutions page anchorsequential must be "true" or "false".