From: Han-Wen Nienhuys <hanwen@xs4all.nl>
Date: Wed, 24 Jan 2007 11:26:22 +0000 (+0100)
Subject: elucidate minimize least_sq error message.
X-Git-Tag: release/2.11.14-1~42
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=6e869a4054699187257d1efe9be2a5dad1cce253;p=lilypond.git

elucidate minimize least_sq error message.
---

diff --git a/lily/least-squares.cc b/lily/least-squares.cc
index d95279a54e..582e5b0dcb 100644
--- a/lily/least-squares.cc
+++ b/lily/least-squares.cc
@@ -37,7 +37,9 @@ minimise_least_squares (Real *coef, Real *offset,
   Real den = (count * sqx - sqr (sx));
   if (!count || !den)
     {
-      programming_error ("minimise_least_squares ():  Nothing to minimise");
+      programming_error ("minimise_least_squares ():  Nothing to minimise\n"
+			 "This means that vertical spacing is triggered\n"
+			 "before line breaking\n");
       *coef = 0.0;
       *offset = count ? sy / count : 0.0;
     }