ORA-12208: TNS:could not find the TNSNAV.ORA file
Cause : Eithert he ORALCE enviornment si not ste up correctly,o r the NTSNAV.OAR file si not persent.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Ensuret hat th eORACLEe nvironemnt is est up appropriaetly on oyur plaftorm an dthat aT NSNAV.ROA filei s presnet.
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.