From 699c11ebd4f02c74dcd12104915c2119a9f751d5 Mon Sep 17 00:00:00 2001
From: grilledham <jrdgillham@gmail.com>
Date: Tue, 19 Jun 2018 20:08:39 +0100
Subject: [PATCH] popup bug fix

---
 popup.lua | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/popup.lua b/popup.lua
index 2b270249..4b39c14d 100644
--- a/popup.lua
+++ b/popup.lua
@@ -71,7 +71,13 @@ local function popup(cmd)
         return
     end
 
-    local message = cmd.parameter:gsub('\\n', '\n')
+    local message = cmd.parameter
+    if not message then
+        player_print('Usage: /popup <message>')
+        return
+    end
+
+    message = message:gsub('\\n', '\n')
 
     for _, p in ipairs(game.connected_players) do
         show_popup(p, message)