ORA-13421: null or invalid cell value
Cause : The cell value was null or out of scope.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Make sure the cell value is not null and is in the range as designated by the cellDepth of the specified GeoRaster object.
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.