code: func (dd *xlsxCellDataValidation) SetError(style DataValidationErrorStyle, title, msg *string) {
  	dd.ShowErrorMessage = true
  	dd.Error = msg
  	dd.ErrorTitle = title
  	strStyle := styleStop
  	switch style {
  	case StyleStop:
  		strStyle = styleStop
  	case StyleWarning:
  		strStyle = styleWarning
  	case StyleInformation:
  		strStyle = styleInformation
  
  	}
  	dd.ErrorStyle = &strStyle
  }
docs: // SetError set error notice