Try this: <mx:Button enabled="{(variable1 && variable2) ? true : false}" /> Because of the way XML is parsed, if you want to use the ampersand (&) in a data binding expression in MXML, you have to use the & equivalent instead of the ampersand. HTH, Randy
_____ From: flexcoders@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of Rafael Faria Sent: Friday, December 21, 2007 12:03 AM To: flexcoders@yahoogroups.com Subject: [flexcoders] Binding data I have this button and to set it enabled i have to check between 2 variables if both of them are true... it doesnt work in the following example... any clues? <mx:Button enabled="{variable1 == true && variable2 == true}" /> No virus found in this outgoing message. Checked by AVG. Version: 7.5.516 / Virus Database: 269.17.5/1191 - Release Date: 12/20/2007 2:14 PM