use a more appropriate message "input requird"

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@41313 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_item/SkinTemplateItem/portal_skins/erp5_item_trade/Base_viewTradeFieldLibrary/my_dialog_mode_listbox_quantity.xml

@@ -17,6 +17,14 @@
               </list>
             </value>
         </item>
+        <item>
+            <key> <string>delegated_message_list</string> </key>
+            <value>
+              <list>
+                <string>external_validator_failed</string>
+              </list>
+            </value>
+        </item>
         <item>
             <key> <string>id</string> </key>
             <value> <string>my_dialog_mode_listbox_quantity</string> </value>
@@ -27,7 +35,7 @@
               <dictionary>
                 <item>
                     <key> <string>external_validator_failed</string> </key>
-                    <value> <string>The input failed the external validator.</string> </value>
+                    <value> <string>Input is required but no input given.</string> </value>
                 </item>
               </dictionary>
             </value>

bt5/erp5_item/bt/revision

-248
\ No newline at end of file
+249
\ No newline at end of file