iOS端 APP跳转微信客服会自动返回app没有进入客服页面是什么原因？

WechatOpenSDK (1.9.9)

日志：

result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]

 result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]

 result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]

 result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]

 result = WXCheckULStepResult[success: 0, errorInfo: The universal link for WeChat is not in effect., suggestion: You can try uninstalling and reinstalling WeChat.]