refs #1377: patch for crash

diff --git a/src/HYDROGUI/HYDROGUI_Module.cxx b/src/HYDROGUI/HYDROGUI_Module.cxx
index ff078d9f2e359c6313b7c77d59fef09538a22743..c4e65d633282aebc243d43ca3d2a7a42fb646ba8 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_Module.cxx
+++ b/src/HYDROGUI/HYDROGUI_Module.cxx
@@ -293,6 +293,9 @@ bool HYDROGUI_Module::deactivateModule( SUIT_Study* theStudy )
   HYDROGUI_Tool::setOCCActionShown( this, OCCViewer_ViewWindow::MaximizedId, true );
 
   myActiveOperationMap.clear();
+
+  myViewManagerMap.clear();
+
   return LightApp_Module::deactivateModule( theStudy );
 }