From 99bb582e57815916eacb7002764a58801a590e44 Mon Sep 17 00:00:00 2001
From: Dimitar Dobrev <dpldobrev@protonmail.com>
Date: Sat, 4 Feb 2017 17:11:09 +0200
Subject: [PATCH] Fixed a crash when blocking the pass for finding symbols from
 outside.

---
 src/Generator/Passes/FindSymbolsPass.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Generator/Passes/FindSymbolsPass.cs b/src/Generator/Passes/FindSymbolsPass.cs
index a04dd732..313d871e 100644
--- a/src/Generator/Passes/FindSymbolsPass.cs
+++ b/src/Generator/Passes/FindSymbolsPass.cs
@@ -25,7 +25,7 @@ namespace CppSharp.Passes
                 if (wait != value)
                 {
                     wait = value;
-                    if (!wait)
+                    if (!wait && manualResetEvent != null)
                     {
                         manualResetEvent.Set();
                         manualResetEvent.Dispose();