--- a/mercurial/debugcommands.py	Thu Nov 14 13:14:02 2019 -0500
+++ b/mercurial/debugcommands.py	Wed Nov 13 22:30:33 2019 -0500
@@ -481,8 +481,8 @@
             ui.warn(_(b"%s in manifest1, but listed as state %s") % (f, state))
             errors += 1
     if errors:
-        error = _(b".hg/dirstate inconsistent with current parent's manifest")
-        raise error.Abort(error)
+        errstr = _(b".hg/dirstate inconsistent with current parent's manifest")
+        raise error.Abort(errstr)
 
 
 @command(