It was confirmed by Google that they are actively working on finding a fix for the link report within the Google Search Console. Ever since Friday, April 7, the tool has been displaying “no data available” notifications to those who were checking to see their link data in the tool.
Of course, it’s not uncommon to see this sort of reporting bug. In addition, it doesn’t have any influence on your actual search rankings. Even though tis report has been showing no data for your links, it doesn’t mean Google is thinking that your site has no links. It’s merely a reporting bug.
John Mueller has siad “this is a known issue at the moment, and should be resolved in the near future.”
Here is a screen shot of the reporting glitch: