# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 2021-03-11 22:05:37
# Node ID 98c816e89fac87a944514caa052ebcb5884466a1
# Parent  b0253377e17057161c35a03c73c794c4a159cadd

nodemap: convert error message to bytes

Differential Revision: https://phab.mercurial-scm.org/D10169

diff --git a/mercurial/revlogutils/nodemap.py b/mercurial/revlogutils/nodemap.py
--- a/mercurial/revlogutils/nodemap.py
+++ b/mercurial/revlogutils/nodemap.py
@@ -557,7 +557,7 @@ def _to_value(item, block_map):
 def parse_data(data):
     """parse parse nodemap data into a nodemap Trie"""
     if (len(data) % S_BLOCK.size) != 0:
-        msg = "nodemap data size is not a multiple of block size (%d): %d"
+        msg = b"nodemap data size is not a multiple of block size (%d): %d"
         raise error.Abort(msg % (S_BLOCK.size, len(data)))
     if not data:
         return Block(), None