Error..!!!! help....

i am new to java programming...

I am using NetBeans IDE 5.0 and have been trying to connect to database through Derby...

so far i am successful but i whenever i try to create a new database from "Tools -> Derby Database -> Create Database" i get this error...

" An error occurred while creating the database : null "

tried everything but i doesnot work...

help pls...

thanks

[423 byte] By [Pirate11a] at [2007-11-27 5:04:15]