[rules-users] Object in parameter

[fakhfakh ismail]

Hello,
First sorry for my bad English
when I execute this rule an error is affiched.
when
  user1: BnUserValue(name : name)
   and
  ActiviteOut : BnNodeValue()
  and 
  lien: BnEdgeValue(id : id, OutBnNode : OutBnNode)
 
  
then
 System.out.println("oui ça marche");
    
end
the problem is when I remove the object OutBnNode : OutBnNode the  parameter  there's not error  I want  to  is  this  error  exist  because  I  can't  set  parameter  with  type  not String, Integer, Date, ....
Best regard 
             
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