X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmidi-stream.cc;h=d0f853109468727e0d038adeb1fb2a5194f4ad36;hb=fd22d6c4d857718d0046dc2b8b802b9ddff13cb5;hp=1c7153a1e39098699f06eacb738b549434caaae9;hpb=d2762a4f1add2bb04d6fc34d3c7ae03eeb7d500f;p=lilypond.git

diff --git a/lily/midi-stream.cc b/lily/midi-stream.cc
index 1c7153a1e3..d0f8531094 100644
--- a/lily/midi-stream.cc
+++ b/lily/midi-stream.cc
@@ -51,7 +51,7 @@ Midi_stream::write (const string &str)
   size_t written = fwrite (str.data (), sz, n, out_file_);
 
   if (written != sz * n)
-    warning (_f ("cannot write to file: `%s'", str.data ()));
+    warning (_f ("cannot write to file: `%s'", file_name_string_.c_str ()));
 }
 
 void