From 6db0332d1484acc728616458eabd2596cba6a771 Mon Sep 17 00:00:00 2001
From: Kittywhiskers Van Gogh <63189531+kittywhiskers@users.noreply.github.com>
Date: Sun, 10 Nov 2019 12:03:53 +0200
Subject: [PATCH] merge bitcoin#17427: Fix missing qRegisterMetaType for size_t

---
 src/qt/dash.cpp | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/qt/dash.cpp b/src/qt/dash.cpp
index 24603e1c46..53077b4311 100644
--- a/src/qt/dash.cpp
+++ b/src/qt/dash.cpp
@@ -470,16 +470,19 @@ int GuiMain(int argc, char* argv[])
 
     BitcoinApplication app(*node, argc, argv);
 
-    // Register meta types used for QMetaObject::invokeMethod
-    qRegisterMetaType< bool* >();
+    // Register meta types used for QMetaObject::invokeMethod and Qt::QueuedConnection
+    qRegisterMetaType<bool*>();
 #ifdef ENABLE_WALLET
     qRegisterMetaType<WalletModel*>();
 #endif
-    //   Need to pass name here as CAmount is a typedef (see http://qt-project.org/doc/qt-5/qmetatype.html#qRegisterMetaType)
-    //   IMPORTANT if it is no longer a typedef use the normal variant above
-    qRegisterMetaType< CAmount >("CAmount");
-    qRegisterMetaType< std::function<void()> >("std::function<void()>");
+    // Register typedefs (see http://qt-project.org/doc/qt-5/qmetatype.html#qRegisterMetaType)
+    // IMPORTANT: if CAmount is no longer a typedef use the normal variant above (see https://doc.qt.io/qt-5/qmetatype.html#qRegisterMetaType-1)
+    qRegisterMetaType<CAmount>("CAmount");
+    qRegisterMetaType<size_t>("size_t");
+
+    qRegisterMetaType<std::function<void()>>("std::function<void()>");
     qRegisterMetaType<QMessageBox::Icon>("QMessageBox::Icon");
+
     /// 2. Parse command-line options. We do this after qt in order to show an error if there are problems parsing these
     // Command-line options take precedence:
     node->setupServerArgs();