
支付后台私钥公钥不填出现这些,要不就出现失败原因:Invalid Arguments,验签出错,建议检查签名字符串或签名私钥与应用公钥是否匹配,网关生成的验签字符串为:alipay_sdk=alipay-easysdk-php-2.2.3&app_id=2021005100655817&biz_content={"subject":"订单支付","out_trade_no":"wxo1788766878236473131","total_amount":"0.01","passback_params":"order"}&charset=UTF-8&format=json&method=alipay.trade.precreate¬ify_url=https://hbjgxny.cn/api/notice/alipay.html&sign_type=RSA2×tamp=2026-09-07 15:45:31&version=1.0刷新一下就出现支付页面单支付宝什么识别不了

