From 7df8e40fc9386c2b17f7d9b4155829be90c01fee Mon Sep 17 00:00:00 2001
From: Akash Mozumdar <akashmozumdar@gmail.com>
Date: Thu, 19 Jul 2018 14:34:34 -0400
Subject: [PATCH] more error checking

---
 vnr/texthook/hookman.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vnr/texthook/hookman.cc b/vnr/texthook/hookman.cc
index 63d1f67..ad9500a 100644
--- a/vnr/texthook/hookman.cc
+++ b/vnr/texthook/hookman.cc
@@ -52,6 +52,7 @@ TextThread *HookManager::FindSingle(DWORD number)
 void HookManager::SetCurrent(TextThread *it)
 {
 	HM_LOCK;
+	if (it == nullptr) return;
 	current->Status() &= ~CURRENT_SELECT;
 	current = it;
 	it->Status() |= CURRENT_SELECT;