2 files changed, 6 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 672bcd6c61..80df804f4c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Sep 18 19:23:47 2016  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* lib/sync.rb: Fix NameError when error.
+
 Sat Sep 17 22:46:02 2016  Koichi ITO  <koic.ito@gmail.com>
 
 	* vm_insnhelper.c (vm_throw_start): Remove too much ";"
diff --git a/lib/sync.rb b/lib/sync.rb
index c95343594f..40a48ac985 100644
--- a/lib/sync.rb
+++ b/lib/sync.rb
@@ -68,7 +68,7 @@ module Sync_m
       Message = "Unknown lock mode(%s)"
       def LockModeFailer.Fail(mode)
         if mode.id2name
-          mode = id2name
+          mode = mode.id2name
         end
         super(mode)
       end
@@ -304,7 +304,7 @@ module Sync_m
         ret = false
       end
     else
-      Err::LockModeFailer.Fail mode
+      Err::LockModeFailer.Fail m
     end
     return ret
   end