Android Question No Error but No File Uploaded,use PostMultipart

Sub postgambar
Dim j As HttpJob
Dim img As String = filename
Dim mp As MultipartFileData
mp.Initialize
mp.Dir = File.DirRootExternal & "/Android"
mp.FileName = img
mp.KeyName = "file"
mp.ContentType = "image/jpg"
j.PostMultipart("http://pertanian.tech/uploaddata.php", Null, Array(mp))
Wait For (j) JobDone(j As HttpJob)
If j.Success Then
Log(j.GetString)
If img = j.GetString Then
ToastMessageShow("Imagen Cargada.", False)
Else
ToastMessageShow("Error al cargar Imagen.", False)
End If
End If
j.Release
End Sub

Click to expand...

   mp.Dir = File.DirRootExternal  & "/Android"
   mp.FileName = img

    Log("Exists: " & File.Exists(mp.Dir, mp.FileName))

OliverA said:

and see if the file that you are trying to upload exists.

Click to expand...

Exists : true

java.io.FileNotFoundException: /storage/emulated/0/Android/201804161819.jpg: open failed: EACCES (Permission denied)