From 6234d43868e5cf410a94d33db99a6c2dcc6df822 Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Tue, 2 Dec 2014 20:24:38 +0300
Subject: [PATCH] 0022811: EDF 9266 PARAVIS: PVViewer is broken after
 connecting a study while Paravis is loading

---
 src/STD/STD_Application.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/STD/STD_Application.cxx b/src/STD/STD_Application.cxx
index 51354196a..47b4eaa2e 100755
--- a/src/STD/STD_Application.cxx
+++ b/src/STD/STD_Application.cxx
@@ -409,6 +409,8 @@ bool STD_Application::closeDoc( bool ask )
 bool STD_Application::closeActiveDoc( bool permanently )
 {
   SUIT_Study* study = activeStudy();
+  if ( !study ) // no active study
+    return true;
 
   beforeCloseDoc( study );
 
-- 
2.39.2