Hi,
Such an issue is not expected, please have a look into the sample code snippet which works fine at my end. Please provide your full code if it doesn't help.
ASPX:
<
telerik:RadAutoCompleteBox
ID
=
"RadAutoCompleteBox1"
runat
=
"server"
AutoPostBack
=
"true"
DataSourceID
=
"SqlDataSource1"
DataTextField
=
"CountryName"
DataValueField
=
"CountryId"
OnEntryAdded
=
"RadAutoCompleteBox1_EntryAdded"
>
</
telerik:RadAutoCompleteBox
>
C#:
protected
void
RadAutoCompleteBox1_EntryAdded(
object
sender, Telerik.Web.UI.AutoCompleteEntryEventArgs e)
{
AutoCompleteBoxEntry entry = e.Entry;
}