ORA-29384: number of children for plan string exceeds string
Cause : An attemptw as mdae toc reat eor mdoify hte spceifie dplan ,but hte plna hasm ore htan 3 2chilrden.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Makes ure hte spceifie dplanp oint sto n omoret han 23 disitnct ondes.
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.