Take a look at where the quotes are in your category slot .... perhaps (category "Desktop" | "videotape")
would be better for your problem. Also do you really want to do an exact string match with a capital 'D' in desktop? -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of vsingh Sent: Friday, August 18, 2006 2:38 PM To: jess-users@sandia.gov Subject: JESS: logical or operator error.. Hi...the logical or operator doesnt seem to be working..for sum reason...let me know if i am using it right.....heres the excerpt... Jess> (defrule recommend-media-for-player (object(is-a Product)(partnumber ?media)(category "Desktop | videotape")) => (printout t ?media crlf) ) this piece of code isnt working....pls help.... -- View this message in context: http://www.nabble.com/logical-or-operator-error..-tf2128913.html#a587525 5 Sent from the Jess forum at Nabble.com. -------------------------------------------------------------------- To unsubscribe, send the words 'unsubscribe jess-users [EMAIL PROTECTED]' in the BODY of a message to [EMAIL PROTECTED], NOT to the list (use your own address!) List problems? Notify [EMAIL PROTECTED] -------------------------------------------------------------------- -------------------------------------------------------------------- To unsubscribe, send the words 'unsubscribe jess-users [EMAIL PROTECTED]' in the BODY of a message to [EMAIL PROTECTED], NOT to the list (use your own address!) List problems? Notify [EMAIL PROTECTED] --------------------------------------------------------------------