HLS stream link isnot working in custom video player SDk

Hello im having trouble, i developed a small app to watch my local channel in TV,
i developed in custom video player SDK but the hls link didnt open and play. but its working in instant tv channel roku development website
i need some help.
here is my main.brs file in Custom Video Player SDK Sample

sub main ()

   xml = readXml ("http://www.razaqeensports.com/pottan/channel.xml", 5000)

   if xml <> invalid
      contentList = getContentList (xml)
      displayPoster (contentList)
   endif
   
end sub

function getContentList (xml as object) as object

   contentList = []
   for each item in xml.item
      categoriesList = []
      for each genre in item.genres
         categoriesList.Push (genre.GetText ())
      end for
      if item.live.GetText () = "true" then live = true else live = false
      contentList.Push ({
         ShortDescriptionLine1: item.genres.GetText (),
         ShortDescriptionLine2: item.title.GetText (),
         SDPosterUrl: item@sdImg,
         HDPosterUrl: item@hdImg,
         Description: item.title.GetText (),
         StreamFormat: item.streamFormat.GetText (),
         StreamUrls: [item.streamUrl.GetText ()],
         StreamQualities: [item.streamQuality.GetText ()],
         StreamContentIDs: [item.contentId.GetText ()],
         StreamBitrates: [0],
         Live: live,
         Title: item.genres.GetText (),
         Categories: categoriesList
      })
   end for
   
   return contentList

end function

sub displayPoster (contentList as object)

   port = CreateObject ("roMessagePort")
   poster = CreateObject ("roPosterScreen")
   poster.SetMessagePort (port)
   poster.SetListStyle ("arced-landscape")
   poster.SetBreadcrumbEnabled (true)
   poster.SetBreadcrumbText ("", "")
   poster.SetContentList (contentList)
   poster.SetFocusedListItem (0)
   poster.Show ()

   while true
      msg = Wait (0, port)
      if type (msg) = "roPosterScreenEvent"
         if msg.IsScreenClosed ()
            exit while
         else if msg.IsListItemSelected ()
            index = displaySpringboard (contentList, msg.GetIndex ())
            poster.SetFocusedListItem (index)
         endif
      endif
   end while

end sub

function displaySpringboard (contentList as object, index as integer) as integer

   content = contentList [index]

   port = CreateObject ("roMessagePort")
   screen = CreateObject ("roSpringboardScreen")
   screen.SetMessagePort (port)
   screen.SetDescriptionStyle ("movies")
   screen.SetPosterStyle ("rounded-square-generic")
   screen.SetBreadcrumbEnabled (true)
   screen.SetBreadcrumbText ("", "")
   screen.SetStaticRatingEnabled (false)
   screen.AllowNavLeft (true)
   screen.AllowNavRight (true)
   screen.AddButton (1,"Play")
   screen.SetContent (content)
   screen.Show ()

   while true
      msg = Wait (0, port)
      if type (msg) = "roSpringboardScreenEvent"
         if msg.IsScreenClosed ()
            exit while                
         else if msg.IsButtonPressed ()
            if msg.GetIndex () = 1   ' Play
                displayVideo (content)
            endif
         else if msg.IsRemoteKeyPressed ()
            key = msg.GetIndex ()
            if key = 4               ' Back Key - Display previous movie
               index = index - 1 : if index < 0 then index = contentList.Count () - 1
               content = contentList [index]
               screen.SetContent (contentList [index])
               screen.Show ()
            else if key = 5            ' Forward Key - Display next movie
               index = index + 1 : if index >= contentList.Count () then index = 0
               content = contentList [index]
               screen.SetContent (contentList [index])
               screen.Show ()
            endif
         endif
      endif
   end while
   return index
end function

sub displayVideo (content as object)

   port = CreateObject ("roMessagePort")
   video = CreateObject ("roVideoScreen")
   video.SetMessagePort (port)
   video.SetContent (content)
   video.Show ()

   while true
      msg = Wait (0, port)
      if type (msg) = "roVideoScreenEvent"
         if msg.IsScreenClosed ()
            exit while
         else if msg.IsPlaybackPosition ()
            debug ("isPlayBackPosition")
         else if msg.IsRequestFailed ()
            debug ("play failed: " + msg.GetMessage () + " Index: " + msg.GetIndex ().ToStr ())
         else
            debug ("Unknown event: " + msg.GetType ().ToStr () + " msg: " + msg.GetMessage ())
         endif
      else
         debug ("Unknown message type: " + type (msg))
      endif
   end while
   
end sub

function readXml (fileName as string, timeout = 0 as integer) as object

   xml = Invalid
   
   ut = CreateObject ("roUrlTransfer")
   port = CreateObject ("roMessagePort")
   ut.SetPort (port)
   ut.SetUrl (fileName)
   
   data = ""
   if not ut.AsyncGetToString ()
      debug ("readXml AsyncGetToString Failed")
   else
      while true
         msg = Wait (timeout, port)
         if type (msg) = "Invalid"            ' Operation timed out
            debug ("readXml Request Timed Out")
            ut.AsyncCancel ()
            exit while
         else if type (msg) = "roUrlEvent"
            if msg.GetInt () <> 1
               debug ("readXml Request Transfer Did Not Complete")
            else
               status = msg.GetResponseCode ()
               debug ("readXml Request: msg.ResponseCode () = " + status.ToStr () + ". msg.GetFailureReason () = " + msg.GetFailureReason ())   
               if status <> 200
                  debug ("readXml Request Did Not Succeed")
               else
                  data = msg.GetString ()
                  if data = ""
                     debug ("readXml Request Returned No Data")
                  else
                     ' We have data
                     debug ("readXml Response: " + data)
                  endif
               endif
            endif
            exit while
         endif
      end while
   endif

   ' Only proceed if data was read
   if data <> ""
      ' Only proceed if the data contains Xml that can be parsed
      xml = CreateObject ("roXMLElement")
      if not xml.Parse (data)
         debug ("readXml Response Parsing Failed")
         xml = Invalid
      endif
   endif
   
   return xml

end function

' In production code, remove the comment from the return statement
sub debug (message as string)
   'return
   dt = CreateObject ("roDateTime")
   dt.Mark ()
   dt.ToLocalTime ()
   hh = Right ("0" + dt.GetHours ().ToStr (), 2)
   mm = Right ("0" + dt.GetMinutes ().ToStr (), 2)
   ss = Right ("0" + dt.GetSeconds ().ToStr (), 2)
   mmm = Right ("00" + dt.GetMilliseconds ().ToStr (), 3)
   print hh + ":" + mm + ":" + ss + "." mmm + "  " + message
end sub

And Here is the XML file http://www.razaqeensports.com/pottan/channel.xml
Here is the live HLS Stream Link http://hls.iptv.optimum.net/news12/nipa … n=N12TW_LI
Is it possible to hide or disable Springboard in custom video player , if it is, then please tell me how?, Thank you, appreciate your help.