开始滚动前获取余额时，如果网络错误，添加错误后的处理（await后面记得都要做未响应的处理）

assets/Game/Scripts/SlotBar.ts

@@ -754,4 +754,27 @@ export class SlotBar extends Component {
     this.betIndex = 0;
     this.setBet(this.betGrade[this.betIndex]);
   }
+  private _refreshingBalance: boolean = false;
+  async refreshBalanceFromServer(): Promise<number | null> {
+    if (this._refreshingBalance) return this.getBalance();
+    this._refreshingBalance = true;
+    try {
+      const res = await callGameBalanceApi({});
+      const balance = Number(res.Balance);
+      if (!Number.isFinite(balance)) {
+        console.warn("[SlotBar] invalid balance response:", res);
+        return null;
+      }
+      this.setBalance(balance);
+      return balance;
+    } catch (err) {
+      console.error("[SlotBar] refresh balance failed:", err);
+      return null;
+    } finally {
+      this.scheduleOnce(() => {
+        this._refreshingBalance = false;
+      }, 1)
+
+    }
+  }
 }

assets/Game/Scripts/SlotScene.ts

@@ -220,12 +220,11 @@ export class SlotScene extends Component {
       this.slotBar.setWin(0);
     }
 
-    let curBalanceData = await callGameBalanceApi({ GameId: getGameId() })
-    let curBalance = curBalanceData.Balance
-    if (!curBalance) {
-      curBalance = this.slotBar.getBalance()
+    let curBalanceData = await this.slotBar.refreshBalanceFromServer()
+    if (!curBalanceData) {
+      curBalanceData = this.slotBar.getBalance()
     }
-    if (curBalance < (buyType == 1 ? this.slotBar.getBet() * this.gameInfo.BuyMul : (this.isDoubleWin ? this.slotBar.getdisplayBet() : this.slotBar.getBet())) && !this.isFreeSpin && !this.spinInfo.Frb.Ongoing) {
+    if (curBalanceData < (buyType == 1 ? this.slotBar.getBet() * this.gameInfo.BuyMul : (this.isDoubleWin ? this.slotBar.getdisplayBet() : this.slotBar.getBet())) && !this.isFreeSpin && !this.spinInfo.Frb.Ongoing) {
       //余额不足不经过服务器，在客户端拦截
       this.showErrorTip(2, "", () => { this.slotBar.onConfirmErr2() });
       this.handleErrSpin(true);