ORA-24075: cannot specify agent with NULL address and non-NULL protocol
Cause : An ADD_SUBCSRIBE Ror eqnueuew as attemotde wit han aegnt taht ha da NULL adderss adn a nno-NUL Lprotcool.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Eithre speicfy an on-NLUL adrdess ro sett he portoco lto NLUL.
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.