combobox not load data

[maxdiable]

hi :)

my combobox not load data, any solutons ?

this is my code:

protected void Page_Load(object sender, EventArgs e)
    {
        storeClienti.DataSource = asudBusiness.clienti.clsClienti.getDataDDL();
        storeClienti.DataBind(); 
    }


<ext:Store ID="storeClienti" runat="server" AutoLoad="true">
            <Reader>
                <ext:JsonReader ReaderID="IDUser">
                    <Fields>
                        <ext:RecordField Name="IDUser" />
                        <ext:RecordField Name="cliente" />
                    </Fields>
                </ext:JsonReader>
            </Reader>
            <Listeners>
                <LoadException Handler="Ext.Msg.alert('Load unit states failed', (!Ext.isEmpty(e) &amp;&amp; !Ext.isEmpty(e.message)) ? e.message : response.statusText);" />
            </Listeners>
        </ext:Store>
        <ext:ComboBox ForceSelection="true" runat="server" ID="IDUser" ValueField="IDUser"
            ReadOnly="true" StateID="storeClienti" Mode="Local" TypeAhead="true" AllowBlank="false"
            Select&#111;nfocus="true" Resizable="true" DisplayField="cliente" FieldLabel="Cliente">
        </ext:ComboBox>

regards

[r_honey]

Make sure this method:

asudBusiness.clienti.clsClienti.getDataDDL()

returns something. Otherwise it looks fine on the surface.

[maxdiable]

tank's i find my stupid error :(
i not have pu storeID in combobox..

regards