Avoid QFatal error - unlocking non-locked mutex - on application exit

diff --git a/src/Session/SALOME_Session_Server.cxx b/src/Session/SALOME_Session_Server.cxx
index 27e17b81e876285af2a9fc275e192ee0c7b9effb..d76f1e8f2586748fba1d742a66a07b32383a157f 100755 (executable)
--- a/src/Session/SALOME_Session_Server.cxx
+++ b/src/Session/SALOME_Session_Server.cxx
@@ -566,6 +566,7 @@ int main( int argc, char **argv )
 
        if ( result == SUIT_Session::NORMAL ) { // desktop is closed by user from GUI
          shutdown = aGUISession->exitFlags();
+         _SessionMutex.lock();
          break;
        }
       }