From 422470fb2ef8962c79b56492b35512a8343141da Mon Sep 17 00:00:00 2001
From: Shaun Wilde <shaun_wilde@hotmail.com>
Date: Thu, 3 Jan 2019 20:13:04 +1100
Subject: [PATCH] Update CecilSymbolManager.cs

handle symbolReader being null
---
 main/OpenCover.Framework/Symbols/CecilSymbolManager.cs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/main/OpenCover.Framework/Symbols/CecilSymbolManager.cs b/main/OpenCover.Framework/Symbols/CecilSymbolManager.cs
index f7c0dd81f..5d8863aaf 100644
--- a/main/OpenCover.Framework/Symbols/CecilSymbolManager.cs
+++ b/main/OpenCover.Framework/Symbols/CecilSymbolManager.cs
@@ -79,7 +79,15 @@ private void LoadSourceAssembly()
                     {
                         var symbolReader = new DefaultSymbolReaderProvider(true)
                             .GetSymbolReader(_sourceAssembly.MainModule, _sourceAssembly.MainModule.FileName);
-                        _sourceAssembly.MainModule.ReadSymbols(symbolReader);
+
+                        if (symbolReader != null)
+                        {
+                            _sourceAssembly.MainModule.ReadSymbols(symbolReader);
+                        }
+                        else
+                        {
+                            _sourceAssembly = null;
+                        }
                     }
                 }
                 catch (FileNotFoundException)