From fda1f26fbd7887e91a29eb7ad0c74bfa14bf34fe Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sun, 1 Dec 2024 12:44:29 +0100
Subject: [PATCH] fixed a crash with Grail

---
 items.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/items.cpp b/items.cpp
index 120c1388..58d61f85 100644
--- a/items.cpp
+++ b/items.cpp
@@ -260,8 +260,10 @@ EX bool collectItem(cell *c2, cell *last, bool telekinesis IS(false)) {
     items[itOrbSpeed] += v;
     items[itHolyGrail]++;
     addMessage(XLAT("Congratulations! You have found the Holy Grail!"));
-    if(!eubinary) changes.value_keep(c2->master->alt->emeraldval);
-    if(!eubinary) c2->master->alt->emeraldval |= GRAIL_FOUND;
+    if(!eubinary && c2->master->alt) {
+      changes.value_keep(c2->master->alt->emeraldval);
+      c2->master->alt->emeraldval |= GRAIL_FOUND;
+      }
     achievement_collection(c2->item);
     }
   else if(c2->item == itKey) {