diff -x CVS -x '*.py[co]' -urN cvs/roundup/roundup/backends/back_metakit.py work/roundup/roundup/backends/back_metakit.py
--- cvs/roundup/roundup/backends/back_metakit.py	2004-06-08 09:30:32.000000000 +0400
+++ work/roundup/roundup/backends/back_metakit.py	2004-06-11 17:37:09.000000000 +0400
@@ -1717,11 +1717,11 @@
                     prop = properties[propname]
                     if value is None:
                         pass
-                    elif isinstance(prop, Date):
+                    elif isinstance(prop, hyperdb.Date):
                         value = date.Date(value)
-                    elif isinstance(prop, Interval):
+                    elif isinstance(prop, hyperdb.Interval):
                         value = date.Interval(value)
-                    elif isinstance(prop, Password):
+                    elif isinstance(prop, hyperdb.Password):
                         pwd = password.Password()
                         pwd.unpack(value)
                         value = pwd