From 045877b93c4982e04459c161957d70b9879d906f Mon Sep 17 00:00:00 2001
From: UdjinM6 <UdjinM6@users.noreply.github.com>
Date: Sat, 20 Feb 2016 22:03:19 +0300
Subject: [PATCH] fix crash

---
 src/qt/overviewpage.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/qt/overviewpage.cpp b/src/qt/overviewpage.cpp
index 06f8e39a6f..78fd819b34 100644
--- a/src/qt/overviewpage.cpp
+++ b/src/qt/overviewpage.cpp
@@ -434,6 +434,9 @@ void OverviewPage::updateDarksendProgress()
 
 void OverviewPage::darkSendStatus()
 {
+    if (!chainActive.Tip()) return;
+    if(!masternodeSync.IsBlockchainSynced() || ShutdownRequested()) return;
+
     static int64_t nLastDSProgressBlockTime = 0;
 
     int nBestHeight = chainActive.Tip()->nHeight;