The Item Description for the package or service does not have any Tags.
Solution
Click the Item Description tab and provide one or more tags in the Tags field before sharing a package or service.
More Information
Before sharing your package or service it is important to provide tags for your package or service so that end users can easily search and find it. Tags can be added by accessing the Item Description page in the Geoprocessing Package or Service Editor window and populating Tags field. The Service Editor and Geoprocessing Package window can be accessed from the Results window in ArcMap by right-clicking a result, selecting Share as > Geoprocessing Package or Geoprocessing Service.