<iq:application entry="SimpleDataField" id="394F84AE4C1147FD93605F3DD9048DEE" launcherIcon="LauncherIcon" name="AppName" type="datafield">
There could be some kind of conflict, but in the Programmer's guide, it tells you how to generate a new UUID so you could try it. (note - if the generated one has "-"'s in it, take those out)