This assert was wrong, for example when a transaction contained multiple lines grouped together

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@31818 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionLine_resetGroupingReference.xml

@@ -60,11 +60,15 @@ will be kept as is if the group is still valid, ie. the total quantity\n
 of all accounting lines in the group is 0.\n
 Returns the list of ungroupped lines.\n
 """\n
+\n
+if not context.getGroupingReference():\n
+  # The line grouping reference can alredy have been removed, for example when two\n
+  # lines of the same transaction have the same grouping reference.\n
+  return []\n
+\n
 portal = context.getPortalObject()\n
 precision = context.getResourceValue(portal_type=\'Currency\').getQuantityPrecision()\n
 \n
-assert context.getGroupingReference()\n
-\n
 if context.AccountingTransaction_isSourceView():\n
   node_uid = context.getSourceUid()\n
   section_category = None\n
@@ -137,7 +141,6 @@ return line_list\n
                             <string>context</string>
                             <string>portal</string>
                             <string>precision</string>
-                            <string>AssertionError</string>
                             <string>node_uid</string>
                             <string>None</string>
                             <string>section_category</string>

bt5/erp5_accounting/bt/revision

-1086
\ No newline at end of file
+1087
\ No newline at end of file