http://developers.de/blogs/damir_dobric/archive/2013/03/26/expressiontranslator-error-when-publishing-workflows.aspxWhen working with Workflows, which running in Workflow Manager (SP devs call it usually SharePoint Workflow) on-premises or in Office 365 you might get following error: Expression: DateTime.Now.ToString() " Property access conversion to an activityenCommunityServer 2008 SP1 (Build: 30619.63)