Xml.Linq.XElement' to 'System.Xml.XmlElement'_ Cannot implicty convert 'System.Guid' to Systems.Threading.Tasks.Task<System.Guid>' Error Cannot initialize type 'PeopleModel' with a collection initializer because it does not implement 'System.Collections.IEnumerable' Cannot load an instance of ...
error : Attaching an entity failed because another entity of the same type already has the same primary key value... Error : One or more validation errors were detected during model generation Error :” Sequence contains more than one matching element” Error 'Object reference not set to an i...