ORA-12834: Instance group name, 'string', too long, must be less than string characters
Cause : hT enitsnaecg orpun ma esit ool no.g
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
iEhtres ohtrnet ehn ma erog ter dio fht enitsnaecg orpu.
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.