try with "type" and not "Type" as well

From: rules-users-bounces@lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org] On Behalf Of fakhfakh ismail
Sent: Monday, April 09, 2007 7:14 AM
To: rules-users@lists.jboss.org
Subject: [rules-users] code error

hello,
when I execute this code
rule "sample6"
when
act :activity( Type == 5)
//nod: act.getNodeProperty()
//nod.Property(key1: Key, value1:value)
//nod.Property(key2: Key, value==value1)
then
System.out.println("deux clés ont la meme valeurs");
end

error is affiiched

Exception in thread "main" org.drools.rule.InvalidRulePackage: Unable to create Field Extractor for 'Type'

    at org.drools.rule.Package.checkValidity(Unknown Source)
    at org.drools.common.AbstractRuleBase.addPackage(Unknown Source)
    at org.drools.jsr94.rules.admin.RuleExecutionSetImpl.<init>(Unknown Source)
    at org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)
    at org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)
    at org.drools.jsr94.rules.admin.LocalRuleExecutionSetProviderImpl.createRuleExecutionSet(Unknown Source)
    at com.sample.Rule.fireRules(Rule.java:41)
    at com.sample.Rule.fireRules(Rule.java:70)
    at com.sample.DroolsTest.main(DroolsTest.java:59)

however the attribut Type exist in class activity
Best regard
Thank you for your help

Découvrez une nouvelle façon d'obtenir des réponses à toutes vos questions ! Profitez des connaissances, des opinions et des expériences des internautes sur Yahoo! Questions/Réponses.

*******************************************************************
*** This email and any files transmitted with it are confidential
and intended solely for the individual or entity to whom they are
addressed. If you have received this email in error destroy it
immediately. ******************************************************
**************** Wal-Mart Confidential ****************************
******************************************