On Jun 17, 2009, at 3:29 PM, Uiratan Cavalcante wrote:
> (defrule MASKModelTransformation
> (ModelingProduct (product ArchitecturalModel) (ref
> ArchitecturalModel&~nil))
I think you intended that second "ArchitecturalModel" to be a variable
(?ArchitecturalModel). As it is, it's a symbol, and it definitely
doesn't match the facts in working memory.
Using the JessDE to edit your code would help in this case; the syntax
coloring would let you more easily spot errors like this.
---------------------------------------------------------
Ernest Friedman-Hill
Informatics & Decision Sciences Phone: (925) 294-2154
Sandia National Labs
PO Box 969, MS 9012
ejfried@...
Livermore, CA 94550
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