Issue On Uploading Files For Orders Or Images Of Products

Hi

I have general issue. it may be caused of modsecurity of the server but i already disabled it and not resolved.

when i try to upload a file i have to make refresh of shop page at same time.

for the easiest explain of my problem see the picture below

as i think if below issue fix then other issues also related to this one.

https://pasteboard.co/ITHI6we.png

server responded with 0 code

any solution for this error?

unable to connect to backend.

see image below

https://pasteboard.co/JiEAkrR.png