El elemento no existe. Puede que otro usuario lo haya eliminado. at Microsoft.SharePoint.SPList.GetItemById(String strId, Int32 id, String strRootFolder, Boolean cacheRowsetAndId, String strViewFields, Boolean bDatesInUtc, Boolean bExpandQuery)
at Microsoft.SharePoint.SPList.GetItemById(Int32 id)
at IAE.SharePoint.WebParts.ContactsWebPart.ContactsWebPart.rptContacts_ItemDataBound(Object sender, RepeaterItemEventArgs e)
at System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e)
at System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem)
at System.Web.UI.WebControls.Repeater.AddDataItemsIntoItemsArray(IEnumerable dataSource, Boolean useDataSource)
at System.Web.UI.WebControls.Repeater.PostGetDataAction(IEnumerable dataSource)
at System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e)
at IAE.SharePoint.WebParts.ContactsWebPart.ContactsWebPart.Initialize()
at IAE.SharePoint.WebParts.ContactsWebPart.ContactsWebPart.Page_Load(Object sender, EventArgs e)