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1. StartServiceAt(Me, NextTimeInstance(21, 50) ,True) Is a code to start A SERVICE! You CAN NOT start an activity as a Service. FORGET about Activities: Switch to B4XPages. And use a SERVICE to start with StartServiceAt

Just do a search in this forum - this was the first entry: StartServiceAt (Service As Object, Time As Long, DuringSleep As Boolean)Schedules the given service to start at the given time. Service - The service module. Pass Me when calling from a service module that schedules itself. Time - The time
link: And remember, the StartServiceAt API will run your app's service in the background (at the set time) even of the employee doesn't manually start your
link: Can you show me some examples how to use StartServiceAt ? Thanks
link: Thanks Do I need to call StartServiceAt on main activity create?

StartServiceAt / StartServiceAtExact will not work on Android 12+. This is related to new Android restrictions. You need to use StartReceiverAt instead. It has nothing to do with Google. This is a permission that the user grants your app. B4A-Bridge uses it for example. With push notifications y
link: The CancelScheduledService keyword, which cancels services scheduled with StartServiceAt, also works with receivers scheduled with StartReceiverAt. B4

Point #27: StartServiceAt / StartServiceAtExact -> StartReceiverAt / Exact With a few exceptions, it is no longer possible to start services in the background. Thanks @Sandman

You can use StartServiceAt to schedule a service to start at a specific time.

Upload a small project where it is not working. I don´t see a reason why it should not work at all. Only keep in mind that you´ll not able to restart your app every 5 minutes.... The time between should be 30 minutes+ Also note that you should NOT use the starter service for this. Use another servic
link: Attached is zip. App runs and rings alarm in 10 seconds and displays button. Press the button and alarm rings 10 seconds later. However if app is c
link: How do I have my app's StartServiceAt still work (ie: start a service at a set time) even when user has closed the app. I have an alarm clock (not mi

I made a project with B4A_3.82 + JDK_1.7 + API_19 about many years ago. It runs normally in Android 4.4 devices. But it runs abnormally in Android 5.0 or above devices. StartServiceAt("", DateTime.Now + 1000, True) It runs every 1000 ms in Android 4.4 devices , but it runs every 5000 ms to 7000
link: Maybe this? https://www.b4x.com/android/forum/threads/now-android-6-servicestartatexact-not-accurate.65117/#post-412286 Looks like newer versions of B
link: You must use B4A v8+ if you want to start from the background on Android 8+ devices. The minimum interval on new devices is 15 or 30 minutes.
link: Use a timer. Why are you using StartServiceAt?

You can try StartServiceAtExact StartServiceAndAllowWhileIdle Other then that you can check if your phone uses any kind of powersaving or if you can exclude your app from protection.
link: many thanks !! I found other information here: https://www.b4x.-vs-startserviceat.55104/ StartServiceAtExact is introduced in B4A 5.0
link: Hello to all, one year ago I developed an app that RINGER_SILENT the phone. The app test the hour (it need to silence the phone at 10:30, 15:00, 18:30

Use: StartServiceAt(YourServiceName, DateTime.Now, True) This will start your service straight away. The service will get killed but will automataclly start again. Don't forget to add: #Region Service Attributes #StartAtBoot: True #StartCommandReturnValue: android.app.Service.START_STIC
link: No. startserviceat is a ONE-TIME-Shedule... If you set the time to 1 minute in future then the service will be killed and restarted at the given time.
link: Thanks for the opinons im using this StartServiceAt("", DateTime.Now + 1 * DateTime.TicksPerMinute, True) so the service will do a scheduled task
link: Sorry DonManfred if it is not clear with me, does it mean I will call to start the service every interval using StartServiceAt ? in other words( the

StartServiceAt(AlarmService, Alarm, True)
link: 1. You should use B4XDialog with B4XDateTemplate. 2. Why is Alarm set to be string? It should be Long 3. All of these calculations are not needed. Yo

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