Android Question Service not working

#Region  Service Attributes
    #StartAtBoot: True
   
#End Region

Sub Process_Globals
    'These global variables will be declared once when the application starts.
    'These variables can be accessed from all modules.
    Dim ReminderTimer As Timer
End Sub

Sub Service_Create

End Sub

Sub Service_Start (StartingIntent As Intent)
    ReminderTimer.Initialize("ReminderTimer", 60000) '60 seconds
    ReminderTimer.Enabled = True
End Sub

Sub Service_Destroy

End Sub

Sub ReminderTimer_Tick
    Dim now = DateTime.Time(DateTime.Now) As String
    now = now.SubString2(0, 5)
   
    Dim r As Notification
    r.Initialize
    r.Sound = True
    r.Vibrate = True
    r.Icon = "icon"
    r.SetInfo("Daily Reading Reminder", "It is time to read the scriptures.", "Main")
    r.Notify(1)
   
    If File.Exists(File.DirInternal, "DailyReminder.txt") Then
        Dim TextReader1 As TextReader
        TextReader1.Initialize(File.OpenInput(File.DirInternal, "DailyReminder.txt"))
        Dim DailyReminderTime As String
        DailyReminderTime = TextReader1.ReadLine
        TextReader1.Close
       
        ToastMessageShow(now & CRLF & CRLF & DailyReminderTime, True)
       
        If DailyReminderTime = now Then
            Dim r As Notification
            r.Initialize
            r.Sound = True
            r.Vibrate = True
            r.Icon = "icon"
            r.SetInfo("Daily Reading Reminder", "It is time to read the scriptures.", "Main")
            r.Notify(1)
        End If
    End If
End Sub