ORA-19037: XMLType result can not be a fragment
Cause : The select item of the query in newContextFromHierarchy() is an XML fragment.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Make sure the select item of the query in newContextFromHierarchy() is NOT an XML fragment
Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.