From b30408ddae47e25566babd7a7e244a772f29de4c Mon Sep 17 00:00:00 2001
From: isn <isn@opencascade.com>
Date: Wed, 18 Nov 2015 11:30:15 +0300
Subject: [PATCH] refs #719

---
 src/HYDROGUI/HYDROGUI_ExportLandCoverMapDlg.cxx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/HYDROGUI/HYDROGUI_ExportLandCoverMapDlg.cxx b/src/HYDROGUI/HYDROGUI_ExportLandCoverMapDlg.cxx
index 28533ef7..4c182536 100644
--- a/src/HYDROGUI/HYDROGUI_ExportLandCoverMapDlg.cxx
+++ b/src/HYDROGUI/HYDROGUI_ExportLandCoverMapDlg.cxx
@@ -57,6 +57,12 @@ HYDROGUI_ExportLandCoverMapDlg::HYDROGUI_ExportLandCoverMapDlg( QWidget* thePare
     aLayout->addWidget( myDeflLabel, 3, 0, 1, 1 );
     aLayout->addWidget( myDeflSpinBox, 3, 1, 2, 2 );
   }
+  else
+  {
+    myDeflSpinBox = NULL;
+    myDeflLabel = NULL;
+    myDiscrLabel = NULL;
+  }
 
   setMinimumSize( 300, 100 );
 
@@ -88,5 +94,8 @@ bool HYDROGUI_ExportLandCoverMapDlg::getAttrCheckBoxState()
 
 double HYDROGUI_ExportLandCoverMapDlg::getDeflValue() const
 {
-  return myDeflSpinBox->value();
+  if (myDeflSpinBox)
+    return myDeflSpinBox->value();
+  else 
+    return -1; //value is not needed
 }
-- 
2.39.2