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调用的是SDK的方法，Map<String, String> data = new HashMap<String, String>(); //out_refund_no data.put("out_trade_no", orderNo); //微信退款单位是分，1分钱 "1" BigDecimal multiply = amount.multiply(new BigDecimal(100)); logger.info("weChatRefundOrder：multiply-->" + multiply); data.put("refund_fee", multiply.toBigInteger().toString()); BigDecimal totalBigDecimal = omsOrderDetail.getPayAmount().multiply(new BigDecimal(100)); logger.info("weChatRefundOrder：totalBigDecimal-->" + totalBigDecimal); data.put("total_fee", totalBigDecimal.toBigInteger().toString()); logger.info("weChatRefundOrder：total_fee-->" + totalBigDecimal.toBigInteger().toString()); data.put("fee_type", "CNY"); //退款单号，用于多次退款 data.put("out_refund_no", outRefundNo); logger.info("weChatRefundOrder：resp-->"); logger.info("weChatRefundOrder：wxpay-->" + wxpay); Map<String, String> resp = wxpay.refund(data); logger.info("weChatRefundOrder：resp-->" + resp); String result = JSON.toJSONString(resp, SerializerFeature.WriteMapNullValue); logger.info("weChatRefundOrder：result-->" + result);

商户号： 1602934275，data.put("bill_date", "20210622");data.put("bill_type", "ALL"); 返回提示：{return_msg=No Bill Exist, error_code=20002, return_code=FAIL}

微信支付成功，但是一直没有回调，回调地址配置的https，大概是什么原因？