AppDelegate.m:311 WeChatSDK: wxlog:send req[<SendMessageToWXReq: 0x2837940c0>], appID:wxe718a2c71740a76b, universalLink:https://www.xxx.cn/, sdkVersion:1.8.7.1
AppDelegate.m:311 WeChatSDK: wxlog:set property list
AppDelegate.m:311 WeChatSDK: wxlog:Error:fail to load Keychain status:-25300, keyData null:1
AppDelegate.m:311 WeChatSDK: wxlog:token[(null)] is null
AppDelegate.m:311 WeChatSDK: wxlog:launch app with ul only success
AppDelegate.m:311 WeChatSDK: wxlog:launch app with universal link, ret:1
AppDelegate.m:311 WeChatSDK: wxlog:req:<SendMessageToWXReq: 0x2837940c0>, cid:6e437b1910e1e86dab20fbfa4eb3f895564db81e
你好，请参考以下帖子排查问题：Universal Link校验不通过/接入新SDK，跳到微信后再回跳App，流程就中止？? - 微信开放社区 https://developers.weixin.qq.com/community/develop/doc/000880a051015855aea992f995bc09