Encontre esto en el visor de eventos de mi ambiente local de desarrollo SharePoint 2010. El detalle: An operation failed because the following certificate has validation errors:\n\nSubject Name: CN=SharePoint Security Token Service, OU=SharePoint, O=Microsoft, C=US\nIssuer Name: CN=SharePoint Root Authority, OU=SharePoint, O=Microsoft, C=US\nThumbprint: EB9D32A29B824E2A73904EE4DB14BA928BA32D46\n\nErrors:\n\n The root of the certificate chain is not a trusted root authority.. La solucion: Dentro de...