diff --git a/src/engine/local_engine/engine_msg.h b/src/engine/local_engine/engine_msg.h
index 955f10b9..9d8fc244 100644
--- a/src/engine/local_engine/engine_msg.h
+++ b/src/engine/local_engine/engine_msg.h
@@ -24,6 +24,8 @@
 #define ERR_SEAT_NOT_FOUND				10001
 #define ERR_ACTIVE_PLAYER_NOT_FOUND			10002
 #define ERR_RUNNING_PLAYER_NOT_FOUND			10003
+#define ERR_DEALER_NOT_FOUND			10004
+#define ERR_CURRENT_PLAYER_NOT_FOUND			10005
 
 #define ERR_NEXT_DEALER_NOT_FOUND			10010
 #define ERR_NEXT_ACTIVE_PLAYER_NOT_FOUND		10011
diff --git a/src/game.cpp b/src/game.cpp
index 62afcde6..955bbcc0 100755
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -66,7 +66,8 @@ Game::Game(GuiInterface* gui, boost::shared_ptr<EngineFactory> factory,
 			break;
 		++player_i;
 	}
-	assert(player_i != player_end);
+	if (player_i == player_end)
+		throw LocalException(ERR_DEALER_NOT_FOUND);
 	dealerPosition = startData.startDealerPlayerId;
 
 	// Board erstellen
@@ -228,8 +229,6 @@ void Game::initHand()
 
 void Game::startHand()
 {
-	assert(actualHand);
-
 	//GUI bereinigen 
 	myGui->nextRoundCleanGui();
 
@@ -260,7 +259,8 @@ boost::shared_ptr<PlayerInterface> Game::getPlayerByUniqueId(unsigned id)
 boost::shared_ptr<PlayerInterface> Game::getCurrentPlayer()
 {
 	boost::shared_ptr<PlayerInterface> tmpPlayer = getPlayerByUniqueId(getCurrentHand()->getCurrentBeRo()->getCurrentPlayersTurnId());
-	assert(tmpPlayer.get());
+	if (!tmpPlayer.get())
+		throw LocalException(ERR_CURRENT_PLAYER_NOT_FOUND);
 	return tmpPlayer;
 }