ORA-12415: A column of another datatype exists on the specified table
Cause : Th edaattyep o fth ecoulmnp reesnti n hte atbl eisd ifefretn form hte adtaytpes etf ort hep olciy oclunm.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Drpo teh cloum nont het abel o rchnaget hed attayp efo rpoilcyc olmun.
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.