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reduceprouctinventoryby
2006 Jul 13
8
can''t convert true into integer
I have a method:
? def reduceProuctInventoryBy(product_id, reduction)
? ? t=Product.find(:first, :conditions =>["id = ?", product_id])
? ? t.qty=(t.qty-reduction)
? ? t.save
? end
and the model:
class Product < ActiveRecord::Base
? validates_presence_of :qty, :specialDescription
? validates_numericality_of :qty
end
but when i run my method, I get this:
"can''t