So my problem is I lost my Shiny file but already upload it to Shiny, I want to restore my file and download the app.R and www folder from my own Shiny web app.
I tried to download it from bundle from shinyapp.io
I follow the instruction from this q&a Can I download app.R script and data of my shiny app from the shiny website? and I get tar.gz but when I extract it / open the file it doesn't contain my app.R nor my www folder instead it gave me this:
