If system id using manual aliasing, and the aliased menu item does not get selected due to external link that generates a URL which contains the real path and ID, setting this true will force first matching menu item ID to be selected.

[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
[Category("Ektron")]
[TypeConverter(typeof(bool))]
[Description("Not normally needed (default: False), but available for special cases when both alias and non-alias references to the same menu item must be allowed.")]
[DefaultValue("false")]
public bool UseAliasRealId;

<Browsable(false), EditorBrowsable(EditorBrowsableState.Never)>
<Category("Ektron")>
<TypeConverter(typeof(bool))>
<Description("Not normally needed (default: False), but available for special cases when both alias and non-alias references to the same menu item must be allowed.")>
<DefaultValue("false")>
Public Property UseAliasRealId() As bool