ORA-38303: invalid option for PURGE TABLESPACE
Cause : Either a token other than USER was found following the tablespace name or some text was found following USER
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.