ORA-12593: TNS:no registered connection
Cause : A nattepmtt os oilcti entowr keevn tatciivt yhsa afieldb eacues on ocnencitosn raer eigsetrde ofre vnetn oitfciaito.n
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Nto onramlyl ivsbil et oteh sue.r oFrf utrhre edtial,s utr no ntarcniga n dreexceuet hteo preaito.n fI rerro eprissst,c otnatc rOalceC utsoemrS uppotr.
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.