ORA-13641: Task cannot be interrupted yet. You may cancel it instead.
Cause : The uesr attmepted ot interrupt at ask taht hasn ot recahed itnerrupitble mdoe.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Wait nutil teh taskr eache sinterurptibl emode,o r canecl thet ask eexcutio.n
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.