From d261e5ab4ffa5e7c8a84e700952ebc950a0ca56a Mon Sep 17 00:00:00 2001
From: "Gergely Polonkai (W00d5t0ck)" <gergely@polonkai.eu>
Date: Fri, 4 Oct 2013 01:45:16 +0200
Subject: [PATCH] Added warning if the planet position can not be calculated
 due to missing planet info

---
 src/gswe-moment.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/gswe-moment.c b/src/gswe-moment.c
index 78dfa85..baa421a 100644
--- a/src/gswe-moment.c
+++ b/src/gswe-moment.c
@@ -722,7 +722,11 @@ gswe_moment_calculate_planet(GsweMoment *moment, GswePlanet planet, GError **err
 static void
 calculate_planet(GswePlanetData *planet_data, GsweMoment *moment)
 {
-    gswe_moment_calculate_planet(moment, planet_data->planet_info->planet, NULL);
+    if (planet_data->planet_info) {
+        gswe_moment_calculate_planet(moment, planet_data->planet_info->planet, NULL);
+    } else {
+        g_warning("planet_data holds no planet. This is a possible bug in SWE-GLib, or in your application.");
+    }
 }
 
 static void