diff -r a0a7336aa941 -r a99637d00287 pidgin/gtkconv-theme.c
--- a/pidgin/gtkconv-theme.c	Fri Jan 18 02:09:11 2013 -0500
+++ b/pidgin/gtkconv-theme.c	Fri Jan 18 03:26:59 2013 -0500
@@ -500,7 +500,8 @@
 	}
 	g_free(priv->variant);
 
-	g_array_unref(priv->nick_colors);
+	if (priv->nick_colors)
+		g_array_unref(priv->nick_colors);
 
 	parent_class->finalize(obj);
 }