You schould make endDay and startDay (both field and property) nullable in your Web reference Reference.cs file. It works.
public System.DateTime ? startDay { get { return this.startDayField; } set { this.startDayField = value; } } private System.DateTime ? startDayField; --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "AdWords API Forum" group. To post to this group, send email to adwords-api@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/adwords-api?hl=en -~----------~----~----~----~------~----~------~--~---