bug fixed

xsa/queries.py

@@ -303,6 +303,7 @@ def create_xml_tree(root_type, query, fields):
                 child = ET.SubElement(parent, "xdat:child_set", method="AND")
                 iter_child = iter(element)
                 create_criterias(child, next(iter_child), iter_child)
+                create_criterias(parent, next(iterator), iterator)
         except StopIteration:
             pass