The base type ‘.Search.UI.SearchResultsLayoutPage’ is not allowed for this page – suddenly in SharePoint 2016, the people search has stopped working, when we have tried to search any users from SharePoint 2016, we got the below error: “The base type ‘Microsoft.Office.Server.Search.Internal.UI.SearchResultsLayoutPage’ is not allowed for this page. The type Microsoft.Office.Server.Search.Internal.UI.SearchResultsLayoutPage, Microsoft.Office.Server.Search, Version=16.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c could
