diff --git a/pages/detail/serviceDetail.vue b/pages/detail/serviceDetail.vue
index e93a70c..eeaa919 100644
--- a/pages/detail/serviceDetail.vue
+++ b/pages/detail/serviceDetail.vue
@@ -393,10 +393,11 @@ export default {
 
       const randomstr = Math.floor(Math.random() * 10000000) + "";
       // 金额：优先用订单实付金额（分），无则用 "1" 测试
-      const trxamt =
-        order.payableAmount != null && order.payableAmount !== ""
-          ? String(order.payableAmount)
-          : "1";
+      if (order.payableAmount == null || order.payableAmount === ""){
+		   uni.showToast({ title: "支付金额异常", icon: "none" });
+		   return;
+	  }
+        
       // 定义请求参数（与服务记录页「立即支付」保持一致）
       let params = {
         appid: "00390105", // 平台分配的appid
@@ -412,7 +413,7 @@ export default {
         reqsn: order.orderNumber,
         sign: "",
         signtype: "RSA",
-        trxamt: "1",
+        trxamt: String(order.payableAmount),
         version: "12",
       };
 	console.log(params)