From 767b65f3e21746bddd640f9445617ecc2db86ffc Mon Sep 17 00:00:00 2001
From: ComputerMaster1st <mr_m.a_thompson@hotmail.co.uk>
Date: Tue, 4 Sep 2018 13:52:19 +0100
Subject: [PATCH] NullRef fix

---
 src/Discord.Net.Commands/Extensions/MessageExtensions.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Discord.Net.Commands/Extensions/MessageExtensions.cs b/src/Discord.Net.Commands/Extensions/MessageExtensions.cs
index ced362aaf..f1bbc22b6 100644
--- a/src/Discord.Net.Commands/Extensions/MessageExtensions.cs
+++ b/src/Discord.Net.Commands/Extensions/MessageExtensions.cs
@@ -45,7 +45,7 @@ namespace Discord.Commands
         public static bool HasMentionPrefix(this IUserMessage msg, IUser user, ref int argPos)
         {
             var text = msg.Content;
-            if (text.Length <= 3 || text[0] != '<' || text[1] != '@') return false;
+            if (string.IsNullOrEmpty(text) || text.Length <= 3 || text[0] != '<' || text[1] != '@') return false;
 
             int endPos = text.IndexOf('>');
             if (endPos == -1) return false;