From 759df34fceb17e02333a779f76d4c74639e7a994 Mon Sep 17 00:00:00 2001
From: Dan Amlund <dan@danamlund.dk>
Date: Fri, 11 May 2018 17:48:19 +0200
Subject: [PATCH] fix potential segfault

---
 library/modules/Gui.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/modules/Gui.cpp b/library/modules/Gui.cpp
index fe8333c41..758395f40 100644
--- a/library/modules/Gui.cpp
+++ b/library/modules/Gui.cpp
@@ -955,7 +955,7 @@ df::unit *Gui::getAnyUnit(df::viewscreen *top)
 
     if (VIRTUAL_CAST_VAR(screen, df::viewscreen_announcelistst, top))
     {
-        if (screen->unit) {
+        if (world && screen->unit) {
             // in (r)eports -> enter
             auto *report = vector_get(screen->reports, screen->sel_idx);
             if (report)