diff --git a/simulators/c++av/src_simulator/app/AvState.cpp b/simulators/c++av/src_simulator/app/AvState.cpp
index 9e47c87e27a5387af862c35edaa7a9fa16343db7..2afe2d7dc45f0166e802a4bc62af74ae3db571e6 100644
--- a/simulators/c++av/src_simulator/app/AvState.cpp
+++ b/simulators/c++av/src_simulator/app/AvState.cpp
@@ -49,21 +49,20 @@ AvState::~AvState(){
 }
 
 AvNode* AvState::prepare(bool iControlTransfer){
-	//if _lastControlTransfer==true set actual cmd in block to this one and call execute
-	std::cout<< "prepare " << _name << "\n";
+	//std::cout<< "prepare " << _name << "\n";
 	_lastControlTransfer=iControlTransfer;
 	if(_lastControlTransfer){
 		AvTransition* directAccessTrans = determineDirectAccessTrans();
 		if (directAccessTrans!=0){
-			std::cout<< _name << " go on to next\n";
+			//std::cout<< _name << " go on to next\n";
 			return directAccessTrans->prepare(true);
 		}
-		std::cout<< "prepare transitions " << _name << "\n";
+		//std::cout<< "prepare transitions " << _name << "\n";
 		_block->setCurrCommand(this);
 		for (unsigned int i=0; i<_nbOfOutgoingTrans; i++)
 			_outgoingTrans[i]->prepare(false);
 	}
-	std::cout<< "end prepare " << _name << "\n";
+	//std::cout<< "end prepare " << _name << "\n";
 	return this;
 }
 
diff --git a/simulators/c++av/src_simulator/app/AvTimer.h b/simulators/c++av/src_simulator/app/AvTimer.h
index 59fab5f17020f3bd69a824dd4a849a189f336eb5..9b7049bb8b73146958a3e7504e806a5180844fbc 100644
--- a/simulators/c++av/src_simulator/app/AvTimer.h
+++ b/simulators/c++av/src_simulator/app/AvTimer.h
@@ -51,14 +51,14 @@ public:
 	}
 	
 	void set(AVTTime iSetTime){
-		std::cout << "set timer\n";
+		//std::cout << "set timer\n";
 		_expired=false;
 		registerEventIn(iSetTime);
-		std::cout << "end set timer\n";
+		//std::cout << "end set timer\n";
 	}
 	
 	void reset(){
-		std::cout << "reset timer\n";
+		//std::cout << "reset timer\n";
 		cancelEvent();
 	}
 	
@@ -67,7 +67,7 @@ public:
 	}
 	
 	void eventQCallback(){
-		std::cout << "timer expired\n";
+		//std::cout << "timer expired\n";
 		_expired=true;
 	}
 	
diff --git a/simulators/c++av/src_simulator/app/AvTransition.cpp b/simulators/c++av/src_simulator/app/AvTransition.cpp
index 0851ca26b17e3bad22b3fa39b0ea8fabd9057cf8..20de25721e6305c26c21880251177ee021d44d40 100644
--- a/simulators/c++av/src_simulator/app/AvTransition.cpp
+++ b/simulators/c++av/src_simulator/app/AvTransition.cpp
@@ -50,32 +50,32 @@ AvTransition::~AvTransition(){
 
 AvNode* AvTransition::prepare(bool iControlTransfer){
 	_lastControlTransfer=iControlTransfer;
-	std::cout << "trans prepare 1\n";
+	//std::cout << "trans prepare 1\n";
 	if (_lastControlTransfer){
-		std::cout << "trans prepare 2\n";
+		//std::cout << "trans prepare 2\n";
 		_block->setCurrCommand(this);
 		if (_actionFunc!=0) (_block->*_actionFunc)();
 	}
-	std::cout << "trans prepare 3\n";
+	//std::cout << "trans prepare 3\n";
 	if(_condFunc!=0 && (_block->*_condFunc)()==0){
 		_state=DISABLED;
 	}else{
-		std::cout << "trans prepare 4\n";
+		//std::cout << "trans prepare 4\n";
 		AVTTime aTime2Wait = myrand(_afterMin, _afterMax);
 		if (aTime2Wait==0){
-			std::cout << "trans prepare 5\n";
+			//std::cout << "trans prepare 5\n";
 			_computeFor = myrand(_computeMin, _computeMax);
 			if(_computeFor==0){
-				std::cout << "trans prepare 5a\n";
+				//std::cout << "trans prepare 5a\n";
 				_state = WAIT4CMD;
 				return _outgoingCmd->prepare(_lastControlTransfer);
 			}else{
-				std::cout << "trans prepare 5b\n";
+				//std::cout << "trans prepare 5b\n";
 				//registerEventIn(_computeFor);
 				_state = PREPCOMP;
 			}
 		}else{
-			std::cout << "trans prepare 6\n";
+			//std::cout << "trans prepare 6\n";
 			registerEventIn(aTime2Wait);
 			_state = WAIT4AFTER;
 		}
@@ -149,8 +149,8 @@ std::string AvTransition::toString() const{
 }
 
 bool AvTransition::directExecution(){
-	std::cout << "let's crash\n";
+	//std::cout << "let's crash\n";
 	bool anErg = !(_afterMin!=0 || _afterMax!=0 || (_actionFunc==0 && _computeMin==0 && _computeMax==0 && !_outgoingCmd->directExecution()) || (_condFunc!=0 && (_block->*_condFunc)()==0));
-	std::cout << "not crashed\n";
+	//std::cout << "not crashed\n";
 	return anErg;
 }
diff --git a/simulators/c++av/src_simulator/sim/EventQueueCallback.h b/simulators/c++av/src_simulator/sim/EventQueueCallback.h
index 644b9435cc26e5f305d1715e3aa9813c47820521..000a3a89faecdbf2c38f1d4b3afe8b8dffe09ecb 100644
--- a/simulators/c++av/src_simulator/sim/EventQueueCallback.h
+++ b/simulators/c++av/src_simulator/sim/EventQueueCallback.h
@@ -62,9 +62,9 @@ protected:
 	}
 	
 	void registerEventIn(AVTTime iTime){
-		std::cout << "register event in " << _simulator << "\n";
+		//std::cout << "register event in " << _simulator << "\n";
 		_simulator->registerEvent(EvtQueueNode(this, iTime + _simulator->getSimulationTime(), _evtID));
-		std::cout << "register event in end\n";
+		//std::cout << "register event in end\n";
 	}
 	
 	void cancelEvent(){
diff --git a/simulators/c++av/src_simulator/sim/Simulator.cpp b/simulators/c++av/src_simulator/sim/Simulator.cpp
index 51e200e62348b80bfb53dd18ab3742a1cba3e88a..05b82f5c86e7375a31dd6932cee839e3cea55321 100644
--- a/simulators/c++av/src_simulator/sim/Simulator.cpp
+++ b/simulators/c++av/src_simulator/sim/Simulator.cpp
@@ -52,7 +52,7 @@ Simulator::~Simulator(){
 //}
 
 void Simulator::registerEvent(const EvtQueueNode &iNode){
-	std::cout << "evt queue register event for time: " << iNode.time << "\n";
+	//std::cout << "evt queue register event for time: " << iNode.time << "\n";
 	_evtQueue.push(iNode);
 }