User334174592 posted
Whenever I try to use more than one Domain Data Source control on a page I get an error:
An item with the same key has already been added.
[ArgumentException: An item with the same key has already been added.]
System.ServiceModel.DomainServices.Server.DefaultDomainServiceFactory.CreateDomainService(Type domainServiceType, DomainServiceContext context) +125
Microsoft.Web.UI.WebControls.DomainDataSourceView.CreateDomainService(DomainOperationType operationType) +144
Microsoft.Web.UI.WebControls.DomainDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +336
System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback) +21
System.Web.UI.WebControls.DataBoundControl.PerformSelect() +143
System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +74
System.Web.UI.WebControls.GridView.DataBind() +4
System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() +66
System.Web.UI.WebControls.CompositeDataBoundControl.CreateChildControls() +75
System.Web.UI.Control.EnsureChildControls() +102
System.Web.UI.Control.PreRenderRecursiveInternal() +42
System.Web.UI.Control.PreRenderRecursiveInternal() +175
System.Web.UI.Control.PreRenderRecursiveInternal() +175
System.Web.UI.Control.PreRenderRecursiveInternal() +175
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2496