reader.go | 2 +-

diff --git a/reader.go b/reader.go
index 637c93548c1cd22c9ea588443f5db5c11cf1bbce..571ce4f2de620f56fe28ae0fdeb0b444af9b869e 100644
--- a/reader.go
+++ b/reader.go
@@ -136,7 +136,7 @@ 		n, err = dataReadAt(r.t.torrent.data, b1, pos)
 		if n != 0 {
 			return
 		}
-		log.Printf("error reading from torrent storage: %s", err)
+		log.Printf("%s: error reading from torrent storage pos=%d: %s", r.t, pos, err)
 		r.t.torrent.updatePieceCompletion(pi)
 		r.t.torrent.updatePiecePriority(pi)
 	}