ios内支付无法获取商品列表

我在调用PluginX 做内支付时,在调用
onRequestProductResult: function (ret, productInfo) {

cc.log(“onRequestProductResult productInfo is” + productInfo.length);
var msgStr = “”;
if (ret == plugin.ProtocolIAP.RequestProductCode.RequestFail) {
msgStr = “request error”;
this.toggleToast(false);
} else if (ret == plugin.ProtocolIAP.RequestProductCode.RequestSuccess) {
cc.log("request RequestSuccees " + productInfo.productName);
this.product = productInfo;
msgStr = "list: ";
for (var i = 0; i < productInfo.length; i++) {
var product = productInfo*;
msgStr += product.productName + " “;
}
msgStr += " ]”;
}
var label = this.getChildByTag(TAG_GETPRODUCTLIST_RESULT);
if (label) {
label.setString(msgStr);
}
},这个函数时,cc.log(“onRequestProductResult productInfo is” + productInfo.length);返回的列表是空,请问是什么原因?我的AppRage-Info.plist和iOS Developer Center里面的都是一致的
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