windows 8.1 app background task cannot work after reboot












0















We meet a issue when using background task on windows 8.1 windows app.



We found that background task which register by time trigger cannot work after reboot on Windows 8.1 device.
Before reboot device it works well which setting time trigger value is 15 minutes.



Does any guys meet same case or have any solution, thanks in advance.



Register background task codes:



await BackgroundExecutionManager.RequestAccessAsync();
var builder = new BackgroundTaskBuilder();
builder.Name = "SampleBackgroundTask";
builder.TaskEntryPoint = "Tasks.SampleBackgroundTask";
builder.SetTrigger(new TimeTrigger(15, false));
BackgroundTaskRegistration task = builder.Register();


return task;



Run method codes:



var deferral = taskInstance.GetDeferral();

IToastText02 toastContent = ToastContentFactory.CreateToastText02();
toastContent.Launch = "SampleLaunch";
toastContent.TextHeading.Text ="Sample Test"
toastContent.TextBodyWrap.Text ="Sample Test Content"
toastContent.Duration = ToastDuration.Long;
toastContent.Audio.Loop = true;
toastContent.Audio.Content = ToastAudioContent.LoopingAlarm;
ToastNotification toast1 = toastContent.CreateNotification();
ToastNotificationManager.CreateToastNotifier().Show(toast1);

deferral.Complete();









share|improve this question

























  • Could you post some code or a repro project on GitHub?

    – Martin Zikmund
    Nov 26 '18 at 9:23











  • i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

    – Tony
    Nov 26 '18 at 9:51











  • And if you don't change the sample, does it work normally?

    – Martin Zikmund
    Nov 26 '18 at 9:58











  • Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

    – Martin Zikmund
    Nov 26 '18 at 9:59











  • If i don't change the sample, it's still not work after reboot device on windows 8.1 device

    – Tony
    Nov 26 '18 at 10:05
















0















We meet a issue when using background task on windows 8.1 windows app.



We found that background task which register by time trigger cannot work after reboot on Windows 8.1 device.
Before reboot device it works well which setting time trigger value is 15 minutes.



Does any guys meet same case or have any solution, thanks in advance.



Register background task codes:



await BackgroundExecutionManager.RequestAccessAsync();
var builder = new BackgroundTaskBuilder();
builder.Name = "SampleBackgroundTask";
builder.TaskEntryPoint = "Tasks.SampleBackgroundTask";
builder.SetTrigger(new TimeTrigger(15, false));
BackgroundTaskRegistration task = builder.Register();


return task;



Run method codes:



var deferral = taskInstance.GetDeferral();

IToastText02 toastContent = ToastContentFactory.CreateToastText02();
toastContent.Launch = "SampleLaunch";
toastContent.TextHeading.Text ="Sample Test"
toastContent.TextBodyWrap.Text ="Sample Test Content"
toastContent.Duration = ToastDuration.Long;
toastContent.Audio.Loop = true;
toastContent.Audio.Content = ToastAudioContent.LoopingAlarm;
ToastNotification toast1 = toastContent.CreateNotification();
ToastNotificationManager.CreateToastNotifier().Show(toast1);

deferral.Complete();









share|improve this question

























  • Could you post some code or a repro project on GitHub?

    – Martin Zikmund
    Nov 26 '18 at 9:23











  • i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

    – Tony
    Nov 26 '18 at 9:51











  • And if you don't change the sample, does it work normally?

    – Martin Zikmund
    Nov 26 '18 at 9:58











  • Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

    – Martin Zikmund
    Nov 26 '18 at 9:59











  • If i don't change the sample, it's still not work after reboot device on windows 8.1 device

    – Tony
    Nov 26 '18 at 10:05














0












0








0








We meet a issue when using background task on windows 8.1 windows app.



We found that background task which register by time trigger cannot work after reboot on Windows 8.1 device.
Before reboot device it works well which setting time trigger value is 15 minutes.



Does any guys meet same case or have any solution, thanks in advance.



Register background task codes:



await BackgroundExecutionManager.RequestAccessAsync();
var builder = new BackgroundTaskBuilder();
builder.Name = "SampleBackgroundTask";
builder.TaskEntryPoint = "Tasks.SampleBackgroundTask";
builder.SetTrigger(new TimeTrigger(15, false));
BackgroundTaskRegistration task = builder.Register();


return task;



Run method codes:



var deferral = taskInstance.GetDeferral();

IToastText02 toastContent = ToastContentFactory.CreateToastText02();
toastContent.Launch = "SampleLaunch";
toastContent.TextHeading.Text ="Sample Test"
toastContent.TextBodyWrap.Text ="Sample Test Content"
toastContent.Duration = ToastDuration.Long;
toastContent.Audio.Loop = true;
toastContent.Audio.Content = ToastAudioContent.LoopingAlarm;
ToastNotification toast1 = toastContent.CreateNotification();
ToastNotificationManager.CreateToastNotifier().Show(toast1);

deferral.Complete();









share|improve this question
















We meet a issue when using background task on windows 8.1 windows app.



We found that background task which register by time trigger cannot work after reboot on Windows 8.1 device.
Before reboot device it works well which setting time trigger value is 15 minutes.



Does any guys meet same case or have any solution, thanks in advance.



Register background task codes:



await BackgroundExecutionManager.RequestAccessAsync();
var builder = new BackgroundTaskBuilder();
builder.Name = "SampleBackgroundTask";
builder.TaskEntryPoint = "Tasks.SampleBackgroundTask";
builder.SetTrigger(new TimeTrigger(15, false));
BackgroundTaskRegistration task = builder.Register();


return task;



Run method codes:



var deferral = taskInstance.GetDeferral();

IToastText02 toastContent = ToastContentFactory.CreateToastText02();
toastContent.Launch = "SampleLaunch";
toastContent.TextHeading.Text ="Sample Test"
toastContent.TextBodyWrap.Text ="Sample Test Content"
toastContent.Duration = ToastDuration.Long;
toastContent.Audio.Loop = true;
toastContent.Audio.Content = ToastAudioContent.LoopingAlarm;
ToastNotification toast1 = toastContent.CreateNotification();
ToastNotificationManager.CreateToastNotifier().Show(toast1);

deferral.Complete();






c# background-task






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 26 '18 at 10:33







Tony

















asked Nov 26 '18 at 9:06









TonyTony

61




61













  • Could you post some code or a repro project on GitHub?

    – Martin Zikmund
    Nov 26 '18 at 9:23











  • i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

    – Tony
    Nov 26 '18 at 9:51











  • And if you don't change the sample, does it work normally?

    – Martin Zikmund
    Nov 26 '18 at 9:58











  • Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

    – Martin Zikmund
    Nov 26 '18 at 9:59











  • If i don't change the sample, it's still not work after reboot device on windows 8.1 device

    – Tony
    Nov 26 '18 at 10:05



















  • Could you post some code or a repro project on GitHub?

    – Martin Zikmund
    Nov 26 '18 at 9:23











  • i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

    – Tony
    Nov 26 '18 at 9:51











  • And if you don't change the sample, does it work normally?

    – Martin Zikmund
    Nov 26 '18 at 9:58











  • Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

    – Martin Zikmund
    Nov 26 '18 at 9:59











  • If i don't change the sample, it's still not work after reboot device on windows 8.1 device

    – Tony
    Nov 26 '18 at 10:05

















Could you post some code or a repro project on GitHub?

– Martin Zikmund
Nov 26 '18 at 9:23





Could you post some code or a repro project on GitHub?

– Martin Zikmund
Nov 26 '18 at 9:23













i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

– Tony
Nov 26 '18 at 9:51





i just change some Microsoft background task sample codes register a task setting time trigger is 15 mins and Task Run method show a toast.

– Tony
Nov 26 '18 at 9:51













And if you don't change the sample, does it work normally?

– Martin Zikmund
Nov 26 '18 at 9:58





And if you don't change the sample, does it work normally?

– Martin Zikmund
Nov 26 '18 at 9:58













Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

– Martin Zikmund
Nov 26 '18 at 9:59





Also try to deploy the app in Release mode, close Visual Studio and then run and register the task separately, maybe there is a problem with the fact that it is run with debugger

– Martin Zikmund
Nov 26 '18 at 9:59













If i don't change the sample, it's still not work after reboot device on windows 8.1 device

– Tony
Nov 26 '18 at 10:05





If i don't change the sample, it's still not work after reboot device on windows 8.1 device

– Tony
Nov 26 '18 at 10:05












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