search for: reduceproductinventoryby

Displaying 1 result from an estimated 1 matches for "reduceproductinventoryby".

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