doc/CHANGES.txt

@@ -197,6 +197,8 @@ Zope Changes
 
     Bugs Fixed
 
+      - Missing import of NotFound in webdav.Resource
+
       - Collector #1819: fixed method signature of
         MountedObject.SimpleTrailblazer._construct()
 

lib/python/webdav/Resource.py

@@ -31,7 +31,7 @@ from AccessControl.Permissions import webdav_unlock_items
 from AccessControl.Permissions import webdav_access
 from Acquisition import aq_base
 from zExceptions import BadRequest, MethodNotAllowed
-from zExceptions import Unauthorized, Forbidden
+from zExceptions import Unauthorized, Forbidden, NotFound
 from zope.interface import implements
 from ZPublisher.HTTPRangeSupport import HTTPRangeInterface