From 6093e5978f34eba8cda437745186fcc7f5ae68c4 Mon Sep 17 00:00:00 2001
From: Geert Janssens <geert@kobaltwit.be>
Date: Sat, 14 Apr 2018 18:39:18 +0200
Subject: [PATCH] Bug 794767 - Dates default to 01/01/1970

---
 gnucash/gnome/dialog-invoice.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnucash/gnome/dialog-invoice.c b/gnucash/gnome/dialog-invoice.c
index 187972b80c..043666fff7 100644
--- a/gnucash/gnome/dialog-invoice.c
+++ b/gnucash/gnome/dialog-invoice.c
@@ -1764,7 +1764,7 @@ gnc_invoice_update_window (InvoiceWindow *iw, GtkWidget *widget)
                                           gncInvoiceGetActive (invoice));
 
         time = gncInvoiceGetDateOpened (invoice);
-        if (!time)
+        if (time == INT64_MAX)
         {
             gnc_date_edit_set_time (GNC_DATE_EDIT (iw->opened_date),
                                     gnc_time (NULL));