diff -r 2446b63c89ec -r 25248e2ebaee hgext/largefiles/overrides.py
--- a/hgext/largefiles/overrides.py	Thu Jul 19 11:12:05 2012 -0400
+++ b/hgext/largefiles/overrides.py	Thu Jul 19 23:35:13 2012 -0400
@@ -81,7 +81,7 @@
                 ui.warn(_('%s already a largefile\n') % f)
             continue
 
-        if exact or not exists:
+        if (exact or not exists) and not lfutil.isstandin(f):
             wfile = repo.wjoin(f)
 
             # In case the file was removed previously, but not committed