=== modified file 'processors/generic_processor.py'
--- processors/generic_processor.py	2012-02-28 14:00:56 +0000
+++ processors/generic_processor.py	2012-11-03 07:13:13 +0000
@@ -25,9 +25,12 @@
     progress,
     )
 try:
-    from bzrlib.repofmt.knitpack_repo import KnitPackRepository
+    from bzrlib.repofmt.pack_repo import PackRepository
 except ImportError:
-    from bzrlib.repofmt.pack_repo import KnitPackRepository
+    try:
+        from bzrlib.repofmt.knitpack_repo import KnitPackRepository
+    except ImportError:
+        from bzrlib.repofmt.pack_repo import KnitPackRepository
 from bzrlib.trace import (
     mutter,
     note,
@@ -175,7 +178,7 @@
 
         # Disable autopacking if the repo format supports it.
         # THIS IS A HACK - there is no sanctioned way of doing this yet.
-        if isinstance(self.repo, KnitPackRepository):
+        if isinstance(self.repo, PackRepository):
             self._original_max_pack_count = \
                 self.repo._pack_collection._max_pack_count
             def _max_pack_count_for_import(total_revisions):