From 8019e70483e080f1d607f878549f2d386230de9a Mon Sep 17 00:00:00 2001
From: Sour <mesenemu@gmail.com>
Date: Wed, 5 Sep 2018 20:51:44 -0400
Subject: [PATCH] Debugger: Fixed crashes with TBL files when unknown
 characters are present in the TBL file (e.g because it was not UTF-8 encoded)

---
 GUI.NET/Debugger/HexBox/TblByteCharConverter.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/GUI.NET/Debugger/HexBox/TblByteCharConverter.cs b/GUI.NET/Debugger/HexBox/TblByteCharConverter.cs
index aa0193c9..7dc0aed3 100644
--- a/GUI.NET/Debugger/HexBox/TblByteCharConverter.cs
+++ b/GUI.NET/Debugger/HexBox/TblByteCharConverter.cs
@@ -78,7 +78,9 @@ namespace Be.Windows.Forms
 				do {
 					match = false;
 					foreach(string key in _stringList) {
-						if(text.StartsWith(key)) {
+						//Without an ordinal comparison, it's possible for an empty string to "StartsWith" a non-empty string (e.g replacement char U+FFFD)
+						//This causes a crash here (because key.Length > text.Length)
+						if(text.StartsWith(key, StringComparison.Ordinal)) {
 							bytes.AddRange(_reverseTblRules[key].GetBytes());
 							text = text.Substring(key.Length);
 							match = true;