GSTR4

Amit Jain (Sr. Accounts Officer) (96 Points)

13 July 2018  
I am facing problems filing 
I have uploaded GSTR4 4 times
but there is message come everytime "error while uploading "
and if file uploaded processed then when I check preview a PDF file downloads but doesn't show purchase invoice which was uploaded by me

don't know what to do 
can anyone help or give suggestion what can I do now?