ORA-16530: invalid buffer or length

Cause : A NULL buffer or a length of zero is specified.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

Correct command parameters and retry.

update : 21-07-2017
ORA-16530

ORA-16530 - invalid buffer or length
ORA-16530 - invalid buffer or length

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    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.