From 3c216aa309f09787b375e6275cda4631f0cd3714 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Sat, 21 Jul 2018 17:02:51 -0700
Subject: [PATCH] More accurate detection

---
 DICUI/Utilities/DumpEnvironment.cs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/DICUI/Utilities/DumpEnvironment.cs b/DICUI/Utilities/DumpEnvironment.cs
index 34310401..e9108847 100644
--- a/DICUI/Utilities/DumpEnvironment.cs
+++ b/DICUI/Utilities/DumpEnvironment.cs
@@ -989,7 +989,16 @@ namespace DICUI.Utilities
                 try
                 {
                     // Fast forward to the layerbreak
-                    while (!sr.ReadLine().Trim().StartsWith("========== SectorLength ==========")) ;
+                    string line = sr.ReadLine();
+                    while (line != null)
+                    {
+                        // We definitely found a single-layer disc
+                        if (line.Contains("NumberOfLayers: Single Layer"))
+                            return null;
+                        else if (line.Trim().StartsWith("========== SectorLength =========="))
+                            break;
+                        line = sr.ReadLine();
+                    }
 
                     // Now that we're at the layerbreak line, attempt to get the decimal version
                     return sr.ReadLine().Trim().Split(' ')[1];