WCErrorCodeDeliveryFailed:无法交付有效载荷 [英] WCErrorCodeDeliveryFailed: Payload could not be delivered
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问题描述
我正在使用WCSession
方法sendMessage:replyHandler:errorHandler:
实现该方法后,我得到如下错误:
After implementing that method I get the error like:
WCSession _onqueue_notifyOfMessageError:withErrorHandler:errorHandler:是,带有WCErrorCodeDeliveryFailed.
WCSession _onqueue_notifyOfMessageError:withErrorHandler: errorHandler: YES with WCErrorCodeDeliveryFailed.
错误=无法交付有效载荷.
Error = Payload could not be delivered.
import Foundation
import WatchKit
import WatchConnectivity
class ResultInterfaceController: WKInterfaceController, WCSessionDelegate {
override func awake(withContext context: Any?) {
super.awake(withContext: context)
let applicationData = ["name": "ViratKohli"]
self.sendToPhone(data: applicationData)
}
func sendToPhone(data: [String: Any]) {
if WCSession.isSupported() {
let session = WCSession.default
session().delegate = self
session().activate()
if WCSession.default().isReachable {
session().sendMessage(data, replyHandler: {(_ replyMessage: [String: Any]) -> Void in
print("ReplyHandler called = \(replyMessage)")
WKInterfaceDevice.current().play(WKHapticType.notification)
},
errorHandler: {(_ error: Error) -> Void in
print("Error = \(error.localizedDescription)")
})
}
}
}
....
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推荐答案
- 在iOS端的WCSessionDelegate上是否有
session(_ session: WCSession, didReceiveMessage message: [String : Any], replyHandler: @escaping ([String : Any]) -> Void)
? - 您要在此方法内调用
replyHandler()
吗?
- Do you have
session(_ session: WCSession, didReceiveMessage message: [String : Any], replyHandler: @escaping ([String : Any]) -> Void)
on ios side's WCSessionDelegate? - Are you calling
replyHandler()
inside this method?
请注意,session(_ session: WCSession, didReceiveMessage message: [String : Any])
仅在不使用ReplyHandler的情况下发送的消息才会被调用.
Pay attention that session(_ session: WCSession, didReceiveMessage message: [String : Any])
will be called only for messages sent without replyHandler.
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