ORA-21705: service context is invalid
Cause : Th esevric ecotnex tthta i ssupplide b yth eusre i sno tvaild.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Usre needst o setalbis hth esevric ecotnex.t
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.