diff --git a/AI/Nullkiller/Behaviors/StartupBehavior.cpp b/AI/Nullkiller/Behaviors/StartupBehavior.cpp
index f4a2af679..517504d19 100644
--- a/AI/Nullkiller/Behaviors/StartupBehavior.cpp
+++ b/AI/Nullkiller/Behaviors/StartupBehavior.cpp
@@ -53,7 +53,8 @@ const CGHeroInstance * getNearestHero(const CGTownInstance * town)
 
 	auto shortestPath = getShortestPath(town, paths);
 
-	if(shortestPath.nodes.size() > 1 
+	if(shortestPath.nodes.size() > 1
+		|| shortestPath.turn() != 0
 		|| shortestPath.targetHero->visitablePos().dist2dSQ(town->visitablePos()) > 4
 		|| town->garrisonHero && shortestPath.targetHero == town->garrisonHero.get())
 		return nullptr;
diff --git a/AI/Nullkiller/Goals/ExecuteHeroChain.cpp b/AI/Nullkiller/Goals/ExecuteHeroChain.cpp
index 261b0fd36..394a9c48a 100644
--- a/AI/Nullkiller/Goals/ExecuteHeroChain.cpp
+++ b/AI/Nullkiller/Goals/ExecuteHeroChain.cpp
@@ -102,13 +102,23 @@ void ExecuteHeroChain::accept(VCAI * ai)
 					{
 						//TODO: decompose
 					}
+
+					if(!hero.validAndSet())
+					{
+						logAi->error("Hero %s was lost trying to execute special action. Exit hero chain.", hero.name);
+
+						return;
+					}
 				}
 
 				if(node.turns == 0 && node.coord != hero->visitablePos())
 				{
 					auto targetNode = cb->getPathsInfo(hero.get())->getPathInfo(node.coord);
 
-					if(!targetNode->accessible || targetNode->turns != 0)
+					if(targetNode->accessible == CGPathNode::EAccessibility::NOT_SET
+						|| targetNode->accessible == CGPathNode::EAccessibility::BLOCKED
+						|| targetNode->accessible == CGPathNode::EAccessibility::FLYABLE
+						|| targetNode->turns != 0)
 					{
 						logAi->error(
 							"Enable to complete chain. Expected hero %s to arive to %s in 0 turns but he can not do this",
@@ -127,6 +137,13 @@ void ExecuteHeroChain::accept(VCAI * ai)
 					}
 					catch(cannotFulfillGoalException)
 					{
+						if(!hero.validAndSet())
+						{
+							logAi->error("Hero %s was lost. Exit hero chain.", hero.name);
+
+							return;
+						}
+
 						if(hero->movement > 0)
 						{
 							CGPath path;
diff --git a/AI/Nullkiller/Pathfinding/AINodeStorage.cpp b/AI/Nullkiller/Pathfinding/AINodeStorage.cpp
index a8e6669e9..61639b0d1 100644
--- a/AI/Nullkiller/Pathfinding/AINodeStorage.cpp
+++ b/AI/Nullkiller/Pathfinding/AINodeStorage.cpp
@@ -411,7 +411,9 @@ void AINodeStorage::calculateHeroChain(
 			continue;
 
 		if(node->action == CGPathNode::ENodeAction::BATTLE
-			|| node->action == CGPathNode::ENodeAction::TELEPORT_BATTLE)
+			|| node->action == CGPathNode::ENodeAction::TELEPORT_BATTLE
+			|| node->action == CGPathNode::ENodeAction::TELEPORT_NORMAL
+			|| node->action == CGPathNode::ENodeAction::TELEPORT_BLOCKING_VISIT)
 		{
 			continue;
 		}
diff --git a/AI/Nullkiller/VCAI.cpp b/AI/Nullkiller/VCAI.cpp
index 38b06aae7..1d634ead4 100644
--- a/AI/Nullkiller/VCAI.cpp
+++ b/AI/Nullkiller/VCAI.cpp
@@ -200,11 +200,15 @@ void VCAI::gameOver(PlayerColor player, const EVictoryLossCheckResult & victoryL
 	LOG_TRACE_PARAMS(logAi, "victoryLossCheckResult '%s'", victoryLossCheckResult.messageToSelf);
 	NET_EVENT_HANDLER;
 	logAi->debug("Player %d (%s): I heard that player %d (%s) %s.", playerID, playerID.getStr(), player, player.getStr(), (victoryLossCheckResult.victory() ? "won" : "lost"));
+
+	// some whitespace to flush stream
+	logAi->debug(std::string(200, ' '));
+
 	if(player == playerID)
 	{
 		if(victoryLossCheckResult.victory())
 		{
-			logAi->debug("VCAI: I won! Incredible!");
+			logAi->debug("VCAI: Player %d (%s) won. I won! Incredible!", player, player.getStr());
 			logAi->debug("Turn nr %d", myCb->getDate());
 		}
 		else