WOELFEL TEMP erp5_core undefined price as 0 until decide how to do in generic erp5

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Resource_zGetAssetPrice.sql

@@ -128,12 +128,12 @@ SELECT
    GREATEST(0, quantity-@unbalanced_output)
  ) AS running_quantity,
  (@running_total_asset_price:=@running_total_asset_price +
-   GREATEST(0, (quantity-@unbalanced_output) * total_price/quantity)
+   GREATEST(0, (quantity-@unbalanced_output) * IFNULL(total_price,0)/quantity)
  ) AS running_total_asset_price,
  (@unbalanced_output:=GREATEST(0, @unbalanced_output-quantity)) as dummy,
  <dtml-if "lowest_value_test">
   (@total_asset_price:=LEAST(@running_total_asset_price,
-                             @running_quantity * total_price/quantity)) as total_asset_price
+                             @running_quantity * IFNULL(total_price,0)/quantity)) as total_asset_price
  <dtml-else>
   (@total_asset_price:= @running_total_asset_price) as total_asset_price
  </dtml-if>