/product-groups/trados-portfolio/groupshare/b/groupshare-blog/posts/duplicate-service-principal-names-spn-and-how-to-identify-for-troubleshooting-1616596381With SDL Trados GroupShare 2017 it is required to set a SPN for the service account running the GroupShare Services. (See also: Windows Authentication, GroupShare and the requirement of setting a Service Principal Name )   This is requireden-USTelligent Community 12 Non-Production