ios 想拉起小程序，但发现只能跳转到微信，拉不起小程序

[tangbing]

flutter: FluwxLog: [WXApi.m]+[WXApi sendReq:isAutoResend:forceScheme:completion:]WXLog:send req[<WXLaunchMiniProgramReq: 0x282c96300>], appID:wx08e9775a9ec8fcda, universalLink:https://mamotorasia.com/, sdkVersion:2.0.5

flutter: FluwxLog: [AppCommunicateData.m]-[AppCommunicateData ReqToData:withMediaInternalMessage:]WXLog:LaunchMiniProgram todata extDic=(null)

flutter: FluwxLog: [WXApi.m]+[WXApi sendReq:isAutoResend:forceScheme:completion:]WXLog:send req transformToUrl data len:232, erased:0

flutter: FluwxLog: [WXApi.m]+[WXApi sendReq:isAutoResend:forceScheme:completion:]WXLog:gen url with full params ok

flutter: FluwxLog: [WeChatIdentityHandler.mm]+[WeChatIdentityHandler loadTokenFromKeychain]WXLog:Error:fail to load Keychain status:-25300, keyData null:1

flutter: FluwxLog: [WeChatIdentityHandler.mm]+[WeChatIdentityHandler loadTokenFromKeychain]WXLog:token[(null)] is null

| JPUSH | Flutter | iOS | applicationWillResignActive: <JPUSHService: 0x282c24480> applidelegate:<AppDelegate: 0x283703420>

flutter: FluwxLog: [WXApi.m]+[WXApi launchApplicationWithUrl:completion:]_block_invokeWXLog:launch app with ul only success

flutter: FluwxLog: [WXApi.m]+[WXApi launchWechatWithExtralUrl:forceScheme:contextId:paramsDataStr:unnecessaryDataErased:completion:]_block_invokeWXLog:launch app with universal link, ret:1

flutter: FluwxLog: [WeChatIdentityHandler.mm]-[WeChatIdentityHandler setContextReq:contextId:]WXLog:req:<WXLaunchMiniProgramReq: 0x282c96300>, cid:e402add1cf47069ee9428f3ebcda27b38795ef48584cc09d7378d45b08f5989c

[tangbing]

有大佬知道怎么解决吗？

[tangbing]

在 ios 添加如下代码，可以解决Error:fail to load Keychain status:-25300,的问题

[zhihaozhang]

@tangbing 您好 遇到了类似问题，想问下代码是添加到哪个文件呢？另外能把可复制的代码贴一份吗？

[tangbing]

@zhihaozhang 总结了一遍文档，地址，可以参考一下

[tangbing]

AppDelegate.m (或 AppDelegate.swift)