From 02e431b39c2fe8f876ab391c63b77133c8855505 Mon Sep 17 00:00:00 2001
From: Mark Lemming <lemming@quirkyqatz.com>
Date: Sat, 22 Dec 2012 16:11:41 -0700
Subject: [PATCH] Exclude asteroids from chain recalculations.

---
 lib/Lacuna/RPC/Building/BlackHoleGenerator.pm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/Lacuna/RPC/Building/BlackHoleGenerator.pm b/lib/Lacuna/RPC/Building/BlackHoleGenerator.pm
index 1db8416f..b72d69eb 100644
--- a/lib/Lacuna/RPC/Building/BlackHoleGenerator.pm
+++ b/lib/Lacuna/RPC/Building/BlackHoleGenerator.pm
@@ -809,7 +809,10 @@ sub bhg_move_system {
         push @orbiting, $return;
     }
     for my $bod (@recalcs) {
-        $bod->recalc_chains; # We need to redo all the chains of the moved planets in one go.
+# We need to redo all the chains of the moved planets in one go.
+        if ($bod->empire and $bod->get_type ne 'asteroid') {
+            $bod->recalc_chains;
+        }
     }
     return {
         id       => $target_star->id,
-- 
2.51.2