Search results: When using the Search Knowledge gadget on dashboard or homepage does not return any results instead show number of articles on upper left corner

Search results return empty screen on dashboard but upper left side shows "1 of 1" or "1 of 5" (depending on what is being searched).

Please revert UI macro "kb_search_results_v3" to out of the box to resolve issue. Please follow below steps:
--Navigate System UI > UI Macro
--Filter by [Name][is][kb_search_results_v3]
--Open the record and right click on header and navigate to Export > XML, download it
--Under Version related list right click on out of the box record and select revert to this version