Delete property if colliding with subobject

perfact/zodbsync/zodbsync.py

@@ -5,6 +5,7 @@
 import shutil
 import time  # for periodic output
 import sys
+import logging
 
 # for using an explicit transaction manager
 import transaction
@@ -123,6 +124,15 @@ def mod_write(data, parent=None, obj_id=None, override=False, root=None,
     else:
         obj = root
 
+    if obj is not None and not hasattr(obj, 'meta_type'):
+        logging.getLogger('ZODBSync').warning(
+            'Removing property with colliding ID! ({} in {})'.format(
+                obj_id, parent
+            )
+        )
+        parent.manage_delProperties(ids=[obj_id])
+        obj = None
+
     temp_obj = None
     # ID exists? Check for type
     if obj and obj.meta_type != meta_type: