prevent Tales expression from raising

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@24778 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_banking_check/SkinTemplateItem/portal_skins/erp5_banking_check_operation/CheckDetail_viewLineFastInputForm/my_resource.xml

@@ -287,7 +287,7 @@
       <dictionary>
         <item>
             <key> <string>_text</string> </key>
-            <value> <string>python: getattr(here,\'resource\')</string> </value>
+            <value> <string>python: getattr(here,\'resource\', \'\')</string> </value>
         </item>
       </dictionary>
     </pickle>

bt5/erp5_banking_check/bt/revision

-412
+413
\ No newline at end of file