ORA-24901: handles belonging to different environments passed into an OCI call
Cause : All handles passed into an OCI call should belong to the same environment. In the call that returned this error, handles belonging to different environments were passed in.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Please ensure that the handle parameters in the call to come from the same OCI Environment.
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.