Download file m3u from Xupnpd not work

I install xupnpd, igmpproxy, udpxy on Newifi D2 router with 18.06...or 19.07...openwrt. I have something wrong with me
when I go to "download" in xupnpd some file from this file from router but it download with zero size(nothing in content)
like this picture below.

for example I download file "vimeo_channel_hd.m3u" I can go to brower and insert address to download this file. I downloaded not work with 18.06...or 19.07....

I had in install these files on other 15.05.01 or 14.07 openwrt it work OK.
please tell me how can i do?