// if time value is disabled, response warning.
if (
- disabledHours.indexOf(value.getHourOfDay()) >= 0 ||
- disabledMinutes.indexOf(value.getMinutes()) >= 0 ||
- disabledSeconds.indexOf(value.getSeconds()) >= 0
+ (disabledHours && disabledHours.indexOf(value.getHourOfDay()) >= 0) ||
+ (disabledMinutes && disabledMinutes.indexOf(value.getMinutes()) >= 0) ||
+ (disabledSeconds && disabledSeconds.indexOf(value.getSeconds()) >= 0)
) {
this.setState({
invalid: true,