From e000b83ffb08e77fcdfce5a52a574517f112ad4a Mon Sep 17 00:00:00 2001
From: iamqizhao <toqizhao@gmail.com>
Date: Tue, 9 Feb 2016 11:16:47 -0800
Subject: [PATCH] Improve an error message

---
 transport/http_util.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transport/http_util.go b/transport/http_util.go
index f9d9fdf0..f1233fa4 100644
--- a/transport/http_util.go
+++ b/transport/http_util.go
@@ -143,7 +143,7 @@ func newHPACKDecoder() *hpackDecoder {
 		switch f.Name {
 		case "content-type":
 			if !strings.Contains(f.Value, "application/grpc") {
-				d.err = StreamErrorf(codes.FailedPrecondition, "transport: received the unexpected header")
+				d.err = StreamErrorf(codes.FailedPrecondition, "transport: received the unexpected content-type %q", f.Value)
 				return
 			}
 		case "grpc-encoding":