diff --git a/product/ERP5Catalog/sql/erp5_mysql/z_catalog_stock_list.zsql b/product/ERP5Catalog/sql/erp5_mysql/z_catalog_stock_list.zsql
index 8b3ad4323bee86686d06f36e7483831fe407f1f4..136d6b3f7fc244b616a8463f7cbc0983b16fecdb 100755
--- a/product/ERP5Catalog/sql/erp5_mysql/z_catalog_stock_list.zsql
+++ b/product/ERP5Catalog/sql/erp5_mysql/z_catalog_stock_list.zsql
@@ -46,7 +46,9 @@ WHERE
           <dtml-call expr="row_list.append([uid[loop_item], getDestinationUid[loop_item], getDestinationSectionUid[loop_item], getDestinationPaymentUid[loop_item], getDestinationFunctionUid[loop_item], getDestinationProjectUid[loop_item], getSourceSectionUid[loop_item], getResourceUid[loop_item], getInventoriatedQuantity[loop_item], getStopDate[loop_item], getPrice[loop_item], isAccountable[loop_item], getPortalType[loop_item], getSimulationState[loop_item], getVariationText[loop_item]])">
         </dtml-if>
         <dtml-if "getSourceUid[loop_item]">
-          <dtml-call expr="row_list.append([uid[loop_item], getSourceUid[loop_item], getSourceSectionUid[loop_item], getSourcePaymentUid[loop_item], getSourceFunctionUid[loop_item], getSourceProjectUid[loop_item], getDestinationSectionUid[loop_item], getResourceUid[loop_item], -getInventoriatedQuantity[loop_item], getStartDate[loop_item], getPrice[loop_item], isAccountable[loop_item], getPortalType[loop_item], getSimulationState[loop_item], getVariationText[loop_item]])">
+          <dtml-if "getInventoriatedQuantity[loop_item]">
+            <dtml-call expr="row_list.append([uid[loop_item], getSourceUid[loop_item], getSourceSectionUid[loop_item], getSourcePaymentUid[loop_item], getSourceFunctionUid[loop_item], getSourceProjectUid[loop_item], getDestinationSectionUid[loop_item], getResourceUid[loop_item], -getInventoriatedQuantity[loop_item], getStartDate[loop_item], getPrice[loop_item], isAccountable[loop_item], getPortalType[loop_item], getSimulationState[loop_item], getVariationText[loop_item]])">
+          </dtml-if>
         </dtml-if>
       </dtml-if>
     </dtml-if>