-

src/common/haxe/ru/m/core/connect/flash/FlashConnection.hx

@@ -43,9 +43,11 @@ class FlashConnection extends BaseConnection {
   }
 
   override public function disconnect():Void {
-    socket.close();
-    connected = false;
-    if (handler != null) handler.onDisconnected();
+    if (socket.connected) {
+      socket.close();
+      connected = false;
+      if (handler != null) handler.onDisconnected();
+    }
   }
 
   private function onError(event:ErrorEvent):Void {

src/common/haxe/ru/m/tankz/core/PlayerTank.hx

@@ -19,7 +19,7 @@ class PlayerTank extends Tank {
   }
 
   private function onKeyDown(event:KeyboardEvent):Void {
-    switch (keyBinding.get(event.keyCode)) {
+    if (keyBinding.exists(event.keyCode)) switch (keyBinding.get(event.keyCode)) {
       case TankAction.MOVE(direction):
         if (moveQueue.indexOf(event.keyCode) == -1) {
           moveQueue.unshift(event.keyCode);
@@ -30,7 +30,7 @@ class PlayerTank extends Tank {
   }
 
   private function onKeyUp(event:KeyboardEvent):Void {
-    switch (keyBinding.get(event.keyCode)) {
+    if (keyBinding.exists(event.keyCode)) switch (keyBinding.get(event.keyCode)) {
       case TankAction.MOVE(direction):
         moveQueue.remove(event.keyCode);
         updateMove();