diff --git a/src/rooms/commands/ChangeCardCommand.ts b/src/rooms/commands/ChangeCardCommand.ts
index 1539fd2..9a062c1 100644
--- a/src/rooms/commands/ChangeCardCommand.ts
+++ b/src/rooms/commands/ChangeCardCommand.ts
@@ -22,7 +22,7 @@ export class ChangeCardCommand extends Command<CardGameState, { client: Client,
         let player = this.state.players.get(sessionId);
         let cardToRemove:Card[] = [];
         for (let id of cards) {
-            let card = player.cards.get(id);
+            let card = player.cards.get(id + '');
             cardToRemove.push(card);
         }
         let newCards = gameUtil.changeCard(this.state.cardQueue, player, cardToRemove);
diff --git a/src/rooms/commands/DiscardCommand.ts b/src/rooms/commands/DiscardCommand.ts
index e724594..b2325bd 100644
--- a/src/rooms/commands/DiscardCommand.ts
+++ b/src/rooms/commands/DiscardCommand.ts
@@ -17,7 +17,7 @@ export class DiscardCommand extends Command<CardGameState, { client: Client, car
     execute({ client, cards } = this.payload) {
         const player = this.state.players.get(client.sessionId);
         if (!player) {
-            client.send('discard_card_s2c', {errcode: 1, errmsg: 'player不存在或者'});
+            client.send('discard_card_s2c', {errcode: 1, errmsg: 'player不存在'});
             return;
         }
         if (!gameUtil.checkCardsExists(player.cards, cards)) {
@@ -30,7 +30,7 @@ export class DiscardCommand extends Command<CardGameState, { client: Client, car
         }
         let tmpCards = [];
         for (let id of cards) {
-            tmpCards.push(player.cards.get(id));
+            tmpCards.push(player.cards.get(id + ''));
         }
         if (!gameUtil.checkDiscard(tmpCards)) {
             client.send('discard_card_s2c', {errcode: 4, errmsg: '出牌不符合规则'});
@@ -38,9 +38,9 @@ export class DiscardCommand extends Command<CardGameState, { client: Client, car
         }
         this.state.cards.clear();
         for (let id of cards) {
-            this.state.cards.set(id, player.cards.get(id));
-            player.cards.delete(id);
-            player.cardSet.delete(id);
+            this.state.cards.set(id+'', player.cards.get(id + ''));
+            player.cards.delete(id + '');
+            player.cardSet.delete(id + '');
         }
         /**
          * 这说明是当前轮正常出牌,
diff --git a/src/rooms/commands/EatCardCommand.ts b/src/rooms/commands/EatCardCommand.ts
index 319c966..9f473a4 100644
--- a/src/rooms/commands/EatCardCommand.ts
+++ b/src/rooms/commands/EatCardCommand.ts
@@ -22,15 +22,15 @@ export class EatCardCommand extends Command<CardGameState, { client: Client, car
             client.send('eat_card_s2c', {errcode: 3, errmsg: '不能吃自己的牌'});
             return;
         }
-        if (!this.state.cards.has(target)) {
+        if (!this.state.cards.has(target + '')) {
             client.send('eat_card_s2c', {errcode: 4, errmsg: '找不到要吃的牌'});
             return;
         }
         let tmpCards = [];
         for (let id of cards) {
-            tmpCards.push(player.cards.get(id));
+            tmpCards.push(player.cards.get(id + ''));
         }
-        tmpCards.push(this.state.cards.get(target));
+        tmpCards.push(this.state.cards.get(target + ''));
         if (!gameUtil.checkDiscard(tmpCards)) {
             client.send('discard_card_s2c', {errcode: 5, errmsg: '不符合吃牌规则'});
             return;
@@ -40,9 +40,9 @@ export class EatCardCommand extends Command<CardGameState, { client: Client, car
             return;
         }
         for (let id of cards) {
-            this.state.cards.set(id, player.cards.get(id));
-            player.cards.delete(id);
-            player.cardSet.delete(id);
+            this.state.cards.set(id+'', player.cards.get(id + ''));
+            player.cards.delete(id + '');
+            player.cardSet.delete(id+'');
         }
         this.state.gameState = GameStateConst.STATE_PICK_PET;
         // 成功后广播吃牌成功消息
diff --git a/src/rooms/logic/Handler/BattleHandler.ts b/src/rooms/logic/Handler/BattleHandler.ts
index 4e0c708..d270a09 100644
--- a/src/rooms/logic/Handler/BattleHandler.ts
+++ b/src/rooms/logic/Handler/BattleHandler.ts
@@ -12,6 +12,7 @@ export class BattleHandler {
 
     public init(cs: CardGameState){
         this._cs = cs;
+        this._players = [];
     };
 
     public addPlayer(aplayer: Player){
@@ -50,10 +51,10 @@ export class BattleHandler {
             return false;
         }
 
-        if(cfg.typeId == EffectCardType.NPC){    
-            
+        if(cfg.typeId == EffectCardType.NPC){
+
         }else if(cfg.typeId == EffectCardType.MAGIC){
 
         }
     };
-}
\ No newline at end of file
+}
diff --git a/src/utils/game.util.ts b/src/utils/game.util.ts
index 0c9fd81..4e1a0eb 100644
--- a/src/utils/game.util.ts
+++ b/src/utils/game.util.ts
@@ -24,7 +24,7 @@ let gameUtil = {
         }
         arrUtil.randomSort(types);
         for (let i = 0; i < nums.length; i++) {
-            cards.push(new Card(nums[i] + 1, types[i] + '', i + ''));
+            cards.push(new Card(nums[i] + 1, types[i] + '', i));
         }
         arrUtil.randomSort(cards);
         return cards;
@@ -37,7 +37,7 @@ let gameUtil = {
     checkCardsExists(cardMap: Map<string, Card>, cardIds: Array<string>) {
         let result = true;
         for (let id of cardIds) {
-            if (!cardMap.has(id)) {
+            if (!cardMap.has(id + '')) {
                 result = false;
                 break;
             }
@@ -55,8 +55,8 @@ let gameUtil = {
         for (let i = 0; i < count; i++) {
             let card = cardArr.pop();
             cards.push(card);
-            player.cards.set(card.id, card);
-            player.cardSet.add(card.id);
+            player.cards.set(card.id + '', card);
+            player.cardSet.add(card.id + '');
         }
         return cards;
     },
@@ -69,16 +69,16 @@ let gameUtil = {
     changeCard(cardArr: Card[], player: Player, targetCards: Card[]): Card[] {
         let cards: Card[] = [];
         for (let card of targetCards) {
-            player.cards.delete(card.id);
-            player.cardSet.delete(card.id);
+            player.cards.delete(card.id + '');
+            player.cardSet.delete(card.id + '');
         }
         arrUtil.randomInsert(cardArr, targetCards);
         let count = targetCards.length;
         for (let i = 0; i < count; i++) {
             let card = cardArr.pop();
             cards.push(card);
-            player.cards.set(card.id, card);
-            player.cardSet.add(card.id);
+            player.cards.set(card.id + '', card);
+            player.cardSet.add(card.id + '');
         }
         return cards;
     },