From cd6154cae64acd5eaf996d653798daa413e7a915 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Sun, 22 Jul 2018 10:55:09 +0200
Subject: [PATCH] fix the lighthouse crash in preview.

---
 scripts/eressea/xmasitems.lua | 2 --
 src/kernel/save.c             | 4 +++-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/scripts/eressea/xmasitems.lua b/scripts/eressea/xmasitems.lua
index 9e22dea52..a0f2e48f8 100644
--- a/scripts/eressea/xmasitems.lua
+++ b/scripts/eressea/xmasitems.lua
@@ -99,8 +99,6 @@ function self.update()
                     r:set_resource("tree", trees * 1.1)
                     msg:send_region(r)
                 end
-                if clear then
-                end
             end
         end
     else
diff --git a/src/kernel/save.c b/src/kernel/save.c
index b43d9bd5d..b51e82734 100644
--- a/src/kernel/save.c
+++ b/src/kernel/save.c
@@ -1493,7 +1493,9 @@ int read_game(gamedata *data)
         if (r->flags & RF_LIGHTHOUSE) {
             building *b;
             for (b = r->buildings; b; b = b->next) {
-                update_lighthouse(b);
+                if (is_lighthouse(b->type)) {
+                    update_lighthouse(b);
+                }
             }
         }
     }