please kindly help me for making a database
My problem is that
firstly when we create databse through enterprise manager
then the second step is i want to create a tables.

when i am creating any one table in data base after this process when execuet the Query/show the table then the message is displayed

" the query cannot executed because some files are either missingor not register
Run setup files again to make the required files are register."

how to handle this problem what can i do ?