35111: SendAt timestamp is missingPositive FeedbackNegative FeedbackERROR: 35111error-35111 page anchorPositive FeedbackNegative FeedbackPROGRAMMABLE SMSERROR Descriptiondescription page anchorPositive FeedbackNegative FeedbackYou must indicate SendAt timestamp if ScheduleType is 'fixed'. Possible Causespossible-causes page anchorPositive FeedbackNegative FeedbackYou did not indicate SendAt timestamp. Possible Solutionspossible-solutions page anchorPositive FeedbackNegative FeedbackCheck if there is a valid timestamp entered for SendAt when ScheduleType is 'fixed'.