Ernie, The stack trace seems to indicate that your AppServerCategory.getInstance is calling Category.getInstance with a null factory. You might want to post your AppServerCategory code. Without that, it's hard to tell. - Paul -- Beware of bugs in the above code. I have only proved it correct, not tried it. -Don Knuth --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]