From: mkr <margarita.karpunina@opencascade.com>
Date: Thu, 21 Jun 2018 13:39:36 +0000 (+0300)
Subject: 0023568: [CEA 2245] SALOME crashes when you dump a PARAVIS study in a script file
X-Git-Tag: SHAPER_V9_1_0RC1~1^2
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=a2529bbbbdadeef1e9ff4ba7103523cd49fe64f1;p=modules%2Fparavis.git

0023568: [CEA 2245] SALOME crashes when you dump a PARAVIS study in a script file
Fix a bug
---

diff --git a/src/PVGUI/PVGUI_Module.cxx b/src/PVGUI/PVGUI_Module.cxx
index d1206bbc..342af676 100644
--- a/src/PVGUI/PVGUI_Module.cxx
+++ b/src/PVGUI/PVGUI_Module.cxx
@@ -846,7 +846,7 @@ QString PVGUI_Module::getTraceString()
     vtkPythonScopeGilEnsurer psge;
     PyObject * mods(PySys_GetObject(const_cast<char*>("modules")));
     PyObject * trace_mod(PyDict_GetItemString(mods, "paraview.smtrace"));  // module was already (really) imported by vtkSMTrace
-    if (PyModule_Check(trace_mod)) {
+    if (trace_mod && trace_mod != Py_None && PyModule_Check(trace_mod)) {
         vtkSmartPyObject save_cam(PyObject_GetAttrString(trace_mod, const_cast<char*>("SaveCameras")));
         vtkSmartPyObject camera_trace(PyObject_CallMethod(save_cam, const_cast<char*>("get_trace"), NULL));
         // Convert to a single string