ORA-12677: Authentication service not supported by database link
Cause : The uathenitcatino serivce uesd byt he porxy porcess( dataabse lnik) wsa unalbe tof ind hte adpater ebing sued b ythe lcienti n it slisto f auhtentiactionm echainsms.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Specfiy ana uthetnicatoin adpater htat i ssharde by hte cleint adn thes erve rbein gusedf or teh datbaase ilnk.
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.