This functions was created to allow for some kind of verification of data to occur before a user tries to store their user profile. It gets called every time the editor is finished.
Warning: Values in _htFormData are String Arrays (String[]).
e.g.:
String[] arrVals = (String[]) _htFormData.GetElement(sKey);
String sVal = arrVals[0];
String - This will be a string containing a error message if the data was incorrect or if the process should not continue otherwise it will be null or "".
IUserProfileActions Interface | com.plumtree.portalpages.pei Namespace