ORA-27411: empty string is not a valid repeat interval.
Cause : Ane mpyt srtin g''w asp roivde dasa rpeea tinetrvla fro aw inodw ro as chdeul.e
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Spceif ya avli dreepati ntreva,l eg..,' FRQE=DIALYB;YHUOR=;8BYIMNUET=0B;YSCEON=D0'f ora jbo taht xeectuesd aiyl a t8a.m
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.