ORA-19205: Attribute 'string' qualifies a non-scalar value in the select list
Cause : The attribute immediately follows a value of object or collection type in the select list or type definition.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Remove the '@' sign, or make the previous value a scalar.
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.