From 515e080f49504c1baf60b4746273043fa4a63188 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Adjemian=20=28Karaba=29?=
 <stephane.adjemian@univ-lemans.fr>
Date: Wed, 4 Jan 2017 10:26:22 +0100
Subject: [PATCH] Do not compute static residuals if steady state routine
 failed.

Avoids cryptic model dependent error message.
---
 matlab/steady.m | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/matlab/steady.m b/matlab/steady.m
index 2ce4ea736..760fb1d3f 100644
--- a/matlab/steady.m
+++ b/matlab/steady.m
@@ -87,7 +87,13 @@ if info(1) == 0
     end
 else
     if options_.noprint == 0
-        resid;
+        if ~isempty(steady_state)
+            resid;
+        else
+            skipline()
+            disp('Residuals of the static equations cannot be computed because the steady state routine returned an empty vector.')
+            skipline()
+        end
     end
     if options_.debug
         fprintf('\nThe steady state computation failed. It terminated with the following values:\n')