From 6bcd8fea189d52070184da1dbbb6051328d0c385 Mon Sep 17 00:00:00 2001
From: Alex King <89047260+Kinglykrab@users.noreply.github.com>
Date: Fri, 24 May 2024 19:27:43 -0400
Subject: [PATCH] [Bug Fix] Fix Crash with null Argument in #modifynpcstat
 (#4318)

* [Bug Fix] Fix Crash with null Argument in #modifynpcstat

* Update modifynpcstat.cpp

* Update modifynpcstat.cpp
---
 zone/gm_commands/modifynpcstat.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/zone/gm_commands/modifynpcstat.cpp b/zone/gm_commands/modifynpcstat.cpp
index 75047caf9..463e625f1 100755
--- a/zone/gm_commands/modifynpcstat.cpp
+++ b/zone/gm_commands/modifynpcstat.cpp
@@ -16,8 +16,14 @@ void command_modifynpcstat(Client *c, const Seperator *sep)
 
 	auto target = c->GetTarget()->CastToNPC();
 
-	std::string stat = sep->arg[1];
-	std::string value = sep->arg[2] ? sep->arg[2] : "";
+	const std::string& stat  = sep->arg[1] ? sep->arg[1] : "";
+	const std::string& value = sep->arg[2] ? sep->arg[2] : "";
+
+	if (stat.empty() || value.empty()) {
+		c->Message(Chat::White, "Usage: #modifynpcstat [Stat] [Value]");
+		ListModifyNPCStatMap(c);
+		return;
+	}
 
 	auto stat_description = GetModifyNPCStatDescription(stat);
 	if (!stat_description.length()) {