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The resource pack URL entered on the options page on your server is different from the one provided above.
I checked the RP you entered there and it has an invalid folder structure.
Check this post: RE: Resource Pack Couldn't be applied!
Thank u for helping me! 
Still doesn't work though....
the same type of folder file worked before.
do i need to make it a zip folder?
What is the address of the server in question?
bgaon.aternos.me
Which server software
PaperMc 1.17.1
Does it work in singleplayer?
yes singleplayer
it works great in singleplayer
In addition, which software and version are you running?
it completly works on singleplayer, just running minecraft
without any clients
v1.17
"Server Resource pack could not be applied"
https://www.dropbox.com/sh/0otnvr5uxtk8umd/AAA2xymgikKVZYdbOJ7qJC_3a?dl=1
here is the link for my resource pack
does not work 
pls help
