Added test for subscriber in tas::RemoteMatlabPub

src/controllers/remotetas/RemoteMatlabPub.cpp

@@ -54,6 +54,9 @@ RemoteMatlabPub::RemoteMatlabPub(const RemoteMatlabPub& controller) :
 
 RemoteMatlabPub::~RemoteMatlabPub() {
 
+	// Test the subscriber
+	if (m_subscriber.get() != 0) {
+
 		// Stop the subscriber
 		m_subscriber->cancel();
 
@@ -67,6 +70,7 @@ RemoteMatlabPub::~RemoteMatlabPub() {
 		application::State state = m_matlabApplication->waitFor();
 
 		cout << "Matlab application terminated with state " << application::toString(state) << endl;
+	}
 }
 
 void RemoteMatlabPub::postConfiguration() {