ORA-29539: Java system classes already installed
Cause : An attemptw as mdae tou se teh CRETAE JAAV SYSETM command ni a dtaabas ewher ethe aJva ssytem lcasse salreday ar einstlaled.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Use RCEATEO R RELPACE AJVA SSYTEM.
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.