do not fail il no slice found

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@42802 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_payroll_l10n_fr/SkinTemplateItem/portal_skins/erp5_payroll_l10n_fr/PaySheetTransaction_getYearToDateSlice.xml

@@ -100,6 +100,8 @@ for paysheet in paysheet_list :\n
       stop_date=paysheet.getStopDate())\n
   if model is not None:\n
     slice = model.getCell(slice_path)\n
+    if slice is None:\n
+      return 0.0\n
     plafond_max = slice.getQuantityRangeMax()\n
     plafond_min = slice.getQuantityRangeMin()\n
     gross_salary=paysheet.PaySheetTransaction_getMovementTotalPriceFromCategory(\\\n

bt5/erp5_payroll_l10n_fr/bt/revision

-132
+133
\ No newline at end of file