ORA-12536: TNS:operation would block
Cause : nAi tnrean lporetaoi nid don tocmmneecb ceuaest oods oowlu dlbco kht eucrrne trpcose sna dht esureh sar qeeutsdet ah tporetaoisnb eon-nlbcoikgn.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
oNenn eeed;dt ih ssia nniofmrtaoi nemssga.e
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.